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Manufacturers Index - P. L. Billingsley 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
894,109 Jul. 21, 1908 Machine for assembling parts of box ends Percy L. Billingsley Oak, FL
955,749 Apr. 19, 1910 Dado machine Percy Leon Billingsley Oak, FL
1,418,328 Jun. 06, 1922 Floor-planing machine Thomas J. Power Philadelphia, PA The manufacturer is a guess based on the fact that P. L. Billingsley patented an attachment, 1,530,028, to this floor planer.
1,424,148 Aug. 01, 1922 Flexible operating mechanism Percy L. Billingsley Orlando, FL Invention is for a counter-balanced, rail-mounted articulated arm for holding a router-like rotating tool. See also patent 1,530,028, which describes an attachment to this invention, and patent 1,529,294, which describes an improvement.
1,449,083 Mar. 20, 1923 Mortising device Percy Leon Billingsley Orlando, FL This mortiser is an attachment to the machine in patent 1,424,148. See also patent 1,449,084.
1,449,084 Mar. 20, 1923 Mortising device Percy Leon Billingsley Orlando, FL This mortiser is an attachment to the machine in patent 1,424,148. See also patent 1,449,083.
1,529,294 Mar. 10, 1925 Sawing device Percy Leon Billingsley Orlando, FL Improvements to patent 1,424,148.
1,530,028 Mar. 17, 1925 Planer Percy Leon Billingsley Orlando, FL Designed as an attachment for the floor-planing machine in patent 1,418,328.
1,666,987 Apr. 24, 1928 Saw tooth Percy Leon Billingsley Orlando, FL
RE17,087 Sep. 18, 1928 Sawing device Percy Leon Billingsley Orlando, FL Improvements to patent 1,424,148. The reissue was an early step in an infringement lawsuit. This patent was "held valid and infringed in a consent decree by the Federal Southern District Court of Ohio in the suit by the P. L. Billingsley Co. v. the Mechanical Supplies Co."
This patent number was seen in a 1935 catalog from United States Electrical Tool Co., for their circular saws with "Automatic Telescoping Safety Guard". The saws were available in 6", 7", 8", 9", 10", and 11" sizes.