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Manufacturers Index - I. O. Johansson 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
D170,864 Nov. 17, 1953 Vertical milling machine or similar article Ingvar O. Johansson Chicago, IL This patent number was seen on a Model 8520 vertical mill from the Clausing Division of Atlas Press Co.; the mill closely resembles the patent drawing.
D178,669 Sep. 04, 1956 Drill press or similar article Ingvar O. Johansson Skokie, IL This patent number was seen on a drill press from I. O. Johansson Co.
2,829,006 Apr. 01, 1958 Spray coating means Ingvar O. Johansson Chicago, IL Of interest because the inventor was owner of milling machine maker I. O. Johansson Co., which was acquired by the Clausing Division of Atlas Press Co.
2,966,079 Dec. 27, 1960 Tool machine brake mechanism Ingvar O. Johansson Skokie, IL In 1964 the I. O. Johansson Co. was acquired by the Clausing Division of Atlas Press Co., and then in 1969 Atlas Press renamed itself to Clausing Corp.
3,369,433 Feb. 20, 1968 Apparatus for cutting transverse notches in a belt end Ingvar O. Johansson Skokie, IL Inventor I. O. Johansson was owner of milling machine maker I. O. Johansson Co., which was acquired by the Clausing Division of Atlas Press in 1964, at about the time this patent was applied for. Johansson became a sales manager for Clausing. He left that company at about the time this patent was issued.