Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 7328903 | Chuck A chuck has an attachment device for attaching the chuck to a machine spindle and a collet with clamping jaws defining an insertion opening at an end of the chuck opposite the attachment device. A sliding sleeve surrounds the clamping jaws and is axially moveable in... | 02/12/2008 |
| 7182678 | Clamping device for the exact manual resharpening of knife blades on a whetstone A clamping device is provided for the exact manual resharpening of knife blades (6) on a whetstone (5). The knife blade (6) is mounted in the clamping device (9) and at least one support contour (2, 14, 14a) of the clamping ... | 02/27/2007 |
| 7104876 | Cutter-grinder An innovative cutter-grinder comprised of a base, a cutter holder, and a mobile base plate; the base plate being mounted with emery cloth before being placed on a deck of the frame to secure the emery cloth and allow easy replacement of the emery cloth; the cutter h... | 09/12/2006 |
| 7056195 | Apparatus and method for sharpening tool blades A sharpening device for the blade of a tool such as a chisel or plane is in two parts. The first is a jig into which the blade is inserted with its tapered end projecting some distance beyond the jig. This distance is related to the angle to which the blade is to be... | 06/06/2006 |
| 7052385 | Self-aligning blade angle guide A device for use in the manual sharpening of arrow broadheads, razor blades and the like includes a unique symmetrical clamp and axle assembly having interchangeable, matched pairs of special purpose jaw members for gripping blades of differing configurations. When ... | 05/30/2006 |
| 6383056 | Plane constructed shaft system used in precision polishing and polishing apparatuses A plane constructed shaft system used to replace the cylindrical shaft in precision polishing apparatuses. Thus, the accuracy, productivity and cost of polishing apparatuses are improved. The shaft system has a four-surface hollow prism bushing and a four... | 05/07/2002 |
| 6254455 | Jig for use in sharpening cutting implement for use in wood turning A jig (10) for use in sharpening a cutting implement used in wood turning including a tubular body or housing (12) being mountable nearby a grinder. A tool holder (11) is located by and guided within the housing (12) so as to be pivotable about a longitud... | 07/03/2001 |
| 6231427 | Linear polisher and method for semiconductor wafer planarization A wafer polisher and method for the chemical mechanical planarization of semiconductor wafers. The polisher includes a wafer holder for supporting the semiconductor wafer and a linear polishing assembly having a polishing member positioned to engage the s... | 05/15/2001 |
| 6099392 | Optical fiber end-face preparation tool A tool for preparing an optical fiber end-face includes a station having a base with a fiber bender and a scribe for cleaving a fiber. The base may include a polishing surface and a well that serves as a fiber shard collector. A cleaver door may be attach... | 08/08/2000 |
| 5813902 | Optical fiber end-face preparation and connector assembly A device for preparing an optical fiber for interconnection includes means for grasping the optical fiber at a first location along the optical fiber, means for scribing and breaking the optical fiber a first select distance from the first location, the m... | 09/29/1998 |
| 5810649 | Tool guide for sharpening woodcarving and tools A tool guide for sharpening woodcarving and lathe tools comprises a holder frame having an adjustable clamping member for clamping a portion of a tool against an inner surface thereof, and an adjustable foot member removably connected to the holder frame ... | 09/22/1998 |
| 5711701 | Universal polishing fixture for holding connectors A polishing fixture (20) having nests (48) for releasably holding optical fiber connectors during polishing, inclined beams (44a) being deflectable to narrow the nests (48) and hold optical fiber connectors received in the nests (48), and a force transmit... | 01/27/1998 |
| 5679065 | Wafer carrier having carrier ring adapted for uniform chemical-mechanical planarization of semiconductor wafers The present invention is a carrier ring for a semiconductor wafer carrier in which an exposed surface of the carrier ring facing a polishing pad either slopes, is stepped, or is curved away from the polishing pad from the inner periphery to the outer peri... | 10/21/1997 |
| 5643064 | Universal polishing fixture for polishing optical fiber connectors A polishing fixture (20) for use with a polishing machine comprises a plurality of clamping assemblies (41) (22). The fixture (20) includes a connector holder plate (28) which has a perimeter edge (30). A plurality of slots (42) obliquely extend inwardly ... | 07/01/1997 |
| 5637036 | Power tool adapter An adapter (11) is of channel shape, having longitudinal projections (25) at its respective sides for engagement with undercut grooves (24) in a face of a casing of a powered grinding tool (10) with which the adapter is intended to be fitted to sharpened ... | 06/10/1997 |
| 5620363 | Powered grinding tool A powered grinding tool (10) comprising a casing (16) in which is an electric motor (40) which drives a shaft (39) on which is carried a grinding wheel (20) at a work station. The tool casing has undercut slots (24) at opposite sides of its front face for... | 04/15/1997 |
| 5618028 | Power tool adapter An adapter (12) is of channel shape having longitudinal projections (25) at its respective sides for engagement with undercut grooves (24) in a face of a casing of a powered grinding tool (10) with which the adapter is intended to be fitter to sharpen hig... | 04/08/1997 |
| 5575711 | Wood jointer and planer blade sharpening and honing holder This device is a low cost and an easy to use fixture for sharpening wood jointer and thickness planer blades or knives with extreme accuracy and sharpness. The device holds two blades at opposing angles creating a flat plane upon which a flat sharpening s... | 11/19/1996 |
| 4961287 | Wood jointer and planer blade sharpening holder A device for low-cost and convenient sharpening of wood jointer and planer blades or knives. The device comprises a rectangular block of sufficient thickness to embody an angled kerf for holding the blade or knife and thumbscrews to turn up against the bl... | 10/09/1990 |
| 4961291 | Glass holder tool A glass holder tool includes first and second elongate lever arms respectively including first and second handle portions at one end thereof, first and second jaw portions at the other end thereof, and central portions extending respectively between the h... | 10/09/1990 |
| 4078338 | Graver sharpening apparatus A device for holding a graver in proper relation to a grinding stone for sharpening is composed of seven main parts, namely, a frame, a graver face grinding base block, a graver heel grinding base block, a right-hand arcuate sector, a left-hand arcuate se... | 03/14/1978 |
