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Patent number:
Patent Date:
US Patent: 706,979
Compound Air Compressor
Patentee:
George E. Martin (
exact
or
similar
names) - Philadelphia, PA
USPTO Classifications:
417/243
Tool Categories:
industrial machines
:
pneumatic
:
air compressors
Assignees:
Pedrick & Ayer Co.
- p, PA
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 15, 1901
Granted:
Aug. 12, 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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