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Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.

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Class 144/147 - Reciprocating knife


Subclass of Class 144 - Woodworking
Definition: Machine in which a straight or pattern knife is reciprocated
No. of patents: 5
Last issue date: 07/18/2006


NumberTitleIssue Date
7077997Stripping apparatus
An FCC apparatus uses a cantilevered support for supporting baffles in a stripping vessel. Only one end of the support is fastened to a wall of a contacting conduit or a wall of the stripping vessel and the other end is spaced apart from the near wall of the contact...
07/18/2006
5829496Finishing device
A device for finishing the corner of an impression of the profile. Corners of impressions of doors manufactured in one-piece are shaped to give the appearance of a mitered joint where a joint does not exist. By selecting the appropriate cutter, sides of t...
11/03/1998
5547003Device and method for forming square inside corners on raised panels formed of single workpieces
Square inside corners are formed in raised panels from a single workpiece to be used in the manufacture of cabinetry, furniture and the like. A machine with a rotatable spindle provides the drive for the square corner forming tool bit. The tool bit is mou...
08/20/1996
5415211Apparatus for producing square inside corners on a workpiece
An apparatus for machining a square inside corner on a workpiece. The apparatus comprises a rotatable shaft, a device cooperating with the shaft for transferring the rotating motion of the shaft to transverse oscillating motion, and a cutting tool mounted...
05/16/1995
4932450Corner cutting shear machine and method for forming inside corners in a one-piece article
A machine and method for forming an inside corner portion in a one-piece article material where the inside corner portion is produced by the meeting at a corner of first and second adjacent profiles defined by grooves or members. The inside corner portion...
06/12/1990
 
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