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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 6979153 | Deep-grooving insert having stepped cutting edge A deep-grooving chip-forming cutting insert includes a rear mounting portion, a front cutting portion, and a pair of side walls, each side wall extending along the front and rear portions. The front cutting portion includes a front end surface, a top surface, and a ... | 12/27/2005 |
| 6292737 | Preceding vehicle follow-up control system A vehicle follow-up control apparatus includes a distance sensor sensing an actual vehicle-to-vehicle distance from a controlled vehicle to a preceding vehicle, a vehicle speed sensor sensing an actual vehicle speed of the controlled vehicle, and a contro... | 09/18/2001 |
| 5195412 | Notching and shearing machine for exterior siding panels and method of using same A cutoff system for exterior siding which includes a flying punch and shear. The system includes a main carriage which is adapted to reciprocate and, in one direction of travel, move at the same speed as the siding to be cut. A pair of punches are then ac... | 03/23/1993 |
| 4831713 | Arrangement for removing wrapping wire from bales An arrangement for removing and separating into pieces wrapping wire (3) encircling a bale (2) or like package in individual, closed loops includes a first wire clipping device (6) for severing the wire in each separate loop at a location (29), to form a ... | 05/23/1989 |
| 4283976 | Apparatus for precutting metal strip in the manufacture of spiral strip pipes, e.g. ventilation ducts A cutting means in an apparatus for continuously manufacturing spiral strip piping, fed in unbroken lengths, consisting of an upper, driven knife wheel (4) and a lower, freely rotating, circular, substantially horizontal support roller knife (20). The kni... | 08/18/1981 |
| 4091697 | Scrap stripper and chopper with conveyor There is disclosed a board cutting machine in which a plurality of grooves are cut in a board such as a board of insulating duct material to permit the board to be folded into a multi-sided shape. As strips are cut from the board an extractor unit extract... | 05/30/1978 |
