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Manufacturers Index - National Tool Co.
Patents
This page contains information on patents issued to this manufacturer.

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USPTO = U.S. Patent Office . Images of the actual patent can be viewed on the U.S. Patent Office web site but a special TIFF viewer must be installed with your browser in order properly work. More information on how to configure your computer to view these patents can be found at TIFF image Viewers for Patent Images.
DATAMP = Directory of American Tool And Machinery Patents . A sister site to VintageMachinery.org with information on patents related to machinery and tools. A much easier user interface than the USPTO's for finding information on machinery patents.

Patent Number Date Title Name City Description
108,955 Nov. 08, 1870 Planer William M. Barr Williamsport, Lycoming County, PA
119,395 Sep. 26, 1871 Improvement in Tool Heads for Planing Machines Seth White Paine Williamsport, PA Prindle & Dyer - patent attorneys
My invention is an improvement in a class of tool-heads for metal-planers, which is designed for operating in either direction upon the work as it is moved back and forth beneath the cutting-tool; and it consists, principally, in the combination of the tool-post, when journaled, with the devices employed for giving to the same a horizontally semi-rotary movement, substantially as and for the purpose hereinafter specified. It consists, further, in the combination of said toolpost, when pivoted, with the means employed for giving to the same an oscillating movement in a vertical plane, substantially as and for the purpose hereinafter shown. It consists, further, in the combination of the journaled tool-post and the devices employed for giving to the same a semi-rotary movement in a horizontal plane with the swiveled pulleys, rollers, and operating cord used for connecting said devices with the : actuating mechanism of the planer, substantially as and for the purpose hereinafter set forth. It consists, further, in the combination of the pivoted tool-post and the devices employed forgiving to the same an oscillating movement in a vertical plane with the swiveled pulleys, rollers, and operating-cord used for connecting said devices with the actuating mechanism of the planer, substantially as and for the purpose hereinafter shown and described.

756,854 Apr. 12, 1904 Compound Tool Warren W. Helle Hinsdale, IL Combination hammer, hatchet, nail claw, leather punch, pliers, alligator wrench, etc. Most of the gripping and wear surfaces are hard metal pieces attached by screws' The patent claims the portion forming the wrench.
Advertised by the National Tool Co., Three Rivers, MI as "Everybody's Friend - 12 Tools in One".
    Compound Tool Rudolph Brockman Hinsdale, IL