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Patent number:
Patent Date:
US Patent: 702,979
Pneumatic Hoist
Patentee:
George E. Martin (
exact
or
similar
names) - Philadelphia, PA
USPTO Classifications:
91/390
,
91/416
,
91/470
Tool Categories:
material handling
:
hoists, winches, come-alongs
industrial tools
:
pneumatic tools
Assignees:
Pedrick & Ayer Co.
- Philadelphia, PA
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 15, 1901
Granted:
Jun. 24, 1902
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Pedrick & Ayer
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