Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 7210234 | Bow saw structure A bow saw structure including a handle, an adjustment unit and a fast installation/detachment unit. The handle has a grip section for a user's hand to extend through and hold. An upper side of the grip section is formed with a tunnel in which an L-shaped support mem... | 05/01/2007 |
| 7174644 | Handsaw with blade storage and auxiliary blade A saw and/or saw frame including: an elongate substantially rigid back member and a swing arm pivotally connected to the back member so as to be rotatable between an extended position and a storage position; a handle with a first blade mount; the swing arm includes ... | 02/13/2007 |
| 7174643 | Hand tool The invention provides a frame (12) of a hack-saw (10) and, particularly, the handle formation (14), defines shoulder formations (22) that define a linear edge (24) on opposite sides of the extension formation (16), the oper... | 02/13/2007 |
| 7007394 | Two-position quick-change saw A two-position, quick-change hacksaw consists of a back member, handle structure adjacent a rearward end portion of the back member, and a swing arm adjacent the forward end. The free end of the swing arm and the forward end portion of the back member have coplanar ... | 03/07/2006 |
| 5920994 | Bow saw A bow saw provided with a handle on the rear end of its bow-shaped frame can be coupled to a rod (32), for instance a telescopic rod, by a rod-attachment coupling. For this purpose, the rear section of the bow-shaped frame (10) has a detent element (34) w... | 07/13/1999 |
| 5873170 | Hand saw A saw is described as having an adjustable handle wherein the angle of the handle in relation to the longitudinal axis of the saw blade and blade holder is rotatably adjustable.... | 02/23/1999 |
| 5722173 | Saw blade adjusting mechanism A saw includes a handle having a channel formed in the upper portion for slidably receiving a beam. An arm is secured to one end of the beam. Two rotary members are pivotally secured to the handle and the arm for supporting a saw blade. A knob is slidably... | 03/03/1998 |
| 5577325 | Wood cutting blade attachment device The invention is to the combination of an attachment device and the combination of the attachment device with a saw blade for use with a standard hack saw frame. The attachment device has an arm that is inserted into one end of the hack saw frame where th... | 11/26/1996 |
| 5044083 | Telescoping hacksaw frame A hacksaw has an adjustable frame with an elongated rear frame member having an inverted U-shaped cross section and providing a downwardly opening channel. The rear frame rearward end portion is secured in the upper portion of the hand grip and its side w... | 09/03/1991 |
| 4835869 | Hacksaw frame and blade holder A hacksaw frame having a blade holder having opposed blade clamping surfaces and means for locking the surfaces in clamping relationship loosely mounted on the frame for holding a hacksaw blade, and tensioning means on the frame for holding a blade under ... | 06/06/1989 |
| 4694618 | Sanding tool A band-type abrasive strip and hand tool holder which utilizes the resilience of the holder to enable the band to be applied to the holder or removed and also the same resilience to maintain tension on the band. Modified holders allow difference size band... | 09/22/1987 |
| 4186785 | Self-storing bucksaw A collapsible self-storing bucksaw includes the blade, a compression member, a tension member, and a pair of handle members. The handle assembly comprise a pair of hollow tubular members which fit together in telescopic fashion. When disassembled, the ten... | 02/05/1980 |
