US Patent: 102,400 - Improvement in detachable saw-teeth


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US Patent: 102,400

Improvement in detachable saw-teeth

Patentee:

Patrick J. Hogan (exact or similar names) - Cincinnati, OH

USPTO Classifications:

83/841

Tool Categories:

woodworking machines : circular saws : saw teeth

woodworking machines : machine and tool cutters : saw teeth

Assignees:

None

Manufacturer:

P. J. Hogan - Cincinnati, OH

Ritter, Hogan & Sowden - Cincinnati, OH

Witnesses:

J. L. Wartmann

Frank Millward

Patent Dates:
Granted:	Apr. 26, 1870

Patent Pictures:

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Description:

From the 1870 Williams' Cincinnati Directory: "Hogan Patrick (Ritter, H. & Sowden) h. 519 W. 3d". We know that our Patrick Hogan was involved in some way with Adam Sowden, who was co-inventor on an 1874 patent. There are corresponding listings for John T. Ritter and A. Sowden. The business was located at 213 W. 2d. From the 1878 Williams' Cincinnati Directory: "Hogan P. J., Manufacturer of Patent Ground Saws, Hogan's Patent Saw Gummer and Hogan's Patent Cross-Cut Saw Handle, 213 W. 2d; Residence, 327 W. 3d."