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David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 7988136 | Stage device for a vacuum chamber The disclosure relates to a transfer stage for moving an object in a vacuum chamber in at least a plane of movement, including at least a first and a second rod each having a first and a second end, the first and second rod being connected one to the other with thei... | 08/02/2011 |
| 7090366 | Inspecting apparatus for backlight modules An inspecting apparatus (4) for inspecting light guide plates and/or backlight modules includes a working table (400), a cover device (480), a light-emitting diode unit (420), a movable electric clip (470), and a holding device ( | 08/15/2006 |
| 6604737 | Utility workstation The utility workstation selectively positions a suspended workpiece before a typically seated operator. It is height adjustable and accepts various types of holding and support attachments that allow various kinds of workpieces to be positioned at various... | 08/12/2003 |
| 6530677 | Method of manufacturing a wire harness, and a work-performing instruction apparatus therefor A method and apparatus for instructing a procedure for manufacturing a wire harness are provided. A plurality of work positions is simultaneously illuminated with the visible light, and a procedure related to each work position is displayed with an optica... | 03/11/2003 |
| 6182957 | Apparatus and method for holding a flexible product in a flat and secure position An apparatus for retaining a product, preferably such as a flexible product in a flat and secure position on a generally planar surface. More specifically, the apparatus consists of a self-contained multi-zone vacuum chuck fixture which is adapted to enab... | 02/06/2001 |
| 6142459 | Utility workstation The utility workstation selectively positions a suspended workpiece before a typically seated operator. It is height adjustable and accepts various types of holding and support attachments that allow various kinds of workpieces to be positioned at various... | 11/07/2000 |
| 5833359 | Clamp mounted lamp A portable light fixture uses a bar clamp which is operable with one hand and includes a fixed jaw and a movable jaw. The movable jaw includes a one-way drive mechanism, which releasably engages a slide bar and advances the movable jaw toward the fixed ja... | 11/10/1998 |
| 5259601 | Worktable and viceclamp A worktable and particularly a worktable and viceclamp of general utility for accomplishing a variety of tasks such as repair and service of equipment and tools.... | 11/09/1993 |
| 4635334 | Automatic transmission rebuilding tool A rebuilding tool for an automatic transmission which has a table top mountable base (20) with front (22) and rear (24) legs upwardly extending, and a working platform (28) in between. An adjustable height extension member (34) is slideably connected with... | 01/13/1987 |
| 4582305 | Apparatus for cutting sheet material into predetermined shapes Apparatus for holding and facilitating the cutting of translucent sheet material into predetermined shapes. A transparent plate is placed over a plenum formed by a support frame. A plurality of suction holes are formed through the plate having an enlarged... | 04/15/1986 |
| 4536991 | Worktable with lateral and rotational movement A worktable comprises upper and lower members that fit together in sliding relation with a rectangular extension of the upper member protruding into a recess in the lower member. The recess is larger than the extension so as to permit the upper member to ... | 08/27/1985 |
| 4514888 | Apparatus for installing a tension coil spring An apparatus (40) for installing a coil spring (30) under tension between the discharge electrode wires (20) of a rigid-frame type electrostatic precipitator (10). The installation apparatus (40) comprises a longitudinally elongated support rod (42), firs... | 05/07/1985 |
| 4511224 | Microtome with specimen illumination system A microtome, in particular an ultramicrotome, having a specimen carrier which can be moved relative to a knife. The specimen carrier includes a clamping aperture for holding a specimen. A light source is located inside the clamping aperture in the specime... | 04/16/1985 |
| 4457502 | Simple dental service equipment A structurally simplified dental service equipment generally usable for collective dental examination and practical exercises in dental hygienist training schools, wherein the equipment is easily transportable to any places in a disassembled form and asse... | 07/03/1984 |
| 4356747 | Device for simultaneously cutting a plurality of wrappers from a tobacco leaf A cutting table for whole tobacco leaves out of which wrappers or binders are to be cut, comprises a perforated plate forming the top of a suction box and presenting a field illuminated from below, within which the mid rib of the tobacco leaf should be po... | 11/02/1982 |
| 4261555 | Optical vise Disclosed herein is an optical vise used to securely fasten glasses thereto for performing maintenance functions, suitably constructed so that the glasses retained therein will not be marred or otherwise damaged while being repaired. The structure disclos... | 04/14/1981 |
