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US Patent: 1,536,734
Bevel Gear Testing Device
Patentee:
Hubert D. Tanner (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
33/501.17, 33/804

Tool Categories:
metalworking machines : gear measuring machines

Assignees:
Pratt & Whitney Co. - Hartford, Hartford County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 18, 1921
Granted: May 05, 1925

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Pratt, Whitney & Co.

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