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

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Key to Links for Patent Information

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
47,875 May. 23, 1865 Meat Cutter Laroy S. Starrett Newburyport, Essex County, MA According to Kenneth Cope's book, Makers of American Machinist's Tools, This was one of the first patents that Laroy S. Starrett had. The Meat Cutter was exibited at the New England Agricultural Society's fair held in New Haven, CT in August 1868. Mr. Starrett went on to found the L. S. Starrett Co. of Athol, MA. which is today one of the largest manufacturers of precision machinist hand tools. Note that the name on the patent is spelled Leroy instead of Laroy.
48,458 Jun. 27, 1865 Washing Machine Laroy S. Starrett Newburyport, MA According to Kenneth Cope's book, Makers of American Machinist's Tools, This was one of the first patents that Laroy S. Starrett had. The Washing Machine was probably made by the Athol Machine Co. Mr. Starrett went on to found the L. S. Starrett Co. of Athol, MA. which is today one of the largest manufacturers of precision machinist hand tools. Note that the name on the patent is spelled Leroy instead of Laroy.
119,658 Oct. 03, 1871 Improvement in vises John Simpson Cleveland, OH
RE4,637 Nov. 14, 1871 Improvement in vises John Simpson Cleveland, OH An example of this vise is labeled, "PAT. NOV. 14, 1871 / MANF'D BY / ATHOL MACH. CO. / ATHOL MASS"
137,803 Apr. 15, 1873 Meat or Fruit Press Laroy S. Starrett Athol Depot, MA Laroy S. Starrett started his inventive career with a Meat Cutter (#47875) and a Washing Machine (#48458. This Meat & Fruit Press follows in that line of household appliances. He then founded the L. S. Starrett Co. to manufacture precision machinist tools. Please see links.
190,636 May. 08, 1877 Wrench Laroy S. Starrett Athol, MA The swinging lower portion of the adjustable jaw has the threads that engage with the adjusting screw. That portion can be swung out sufficiently to disengage from the threads, to allow for quick adjustment as well as screw adjustment.
Improved by Starrett's Feb. 25, 1879 patent no. 212,760.
Production information from Ken Cope's "American Wrench Makers 1830-1930."
212,760 Feb. 25, 1879 Wrench Laroy S. Starrett Athol, MA Improvement on Starrett's May 8, 1877 patent (no. 190,636). The improvements are to facilitate producing the main bar by casting and annealing.
Production information from Ken Cope's "American Wrench Makers 1830-1930."
Known example marked, "WARRANTED FORGED STEEL / L.S. STARRETT'S PAT'D / May 8, 77 Feb 25, 79"
228,437 Jun. 08, 1880 Monkey Wrench Stephen H. Bellows Athol, MA (W. E. Simonds - patent attorney). The spring-loaded adjustment release allows for quick adjustment. The threads are wedge-shaped in cross section. These are well-made wrenches. The six-inch size with solid steel handles rather than the wood handles shown in the patent drawing are most common. Larger sizes with wood handles are known.
Athol Machine Co. was "sole agent" for Standard Tool in the late 1890s, and eventually absorbed Standard Tool.
672,634 Apr. 23, 1901 Surface Gage Stephen H. Bellows Athol, MA James L. Norris - patent attorney
1,006,509 Oct. 24, 1911 Vise-jaw Attachment Laroy S. Starrett Athol, Worcester County, MA
1,012,226 Dec. 19, 1911 Vise Laroy S. Starrett Athol, MA
1,037,231 Sep. 03, 1912 Vise Stephen E. French Orange, Franklin County, MA
    Vise Dresser T. Bates Orange, Franklin County, MA  
1,428,996 Sep. 12, 1922 Vise Laroy S. Starrett Athol, MA This is Laroy Starrett's last patent; he had died on 1922-04-23.