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US Patent: 158,525
Air-Vacuum Engines
Patentee:
Alexander K. Rider (exact or similar names) - Walden, Orange County, NY

USPTO Classifications:
60/370

Tool Categories:
propulsion and energy : external combustion engines : hot air engines

Assignees:
Rider, Wooster & Co. - Walden, Orange County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 20, 1874
Granted: Jan. 05, 1875

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Rider-Ericsson Engine Co.

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