US Patent: 975,356 - Belt Shifter


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US Patent: 975,356

Belt Shifter

Patentee:

Bengt M. W. Hanson (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:

Tool Categories:

industrial machines : industrial machine mechanisms : industrial machine pulleys and belt drive mechanisms

Assignees:

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

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Jan. 21, 1909
Granted:	Nov. 08, 1910

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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