US Patent: 507,436
|
Gas Engine
|
Patentees:
|
Carl F. Hirsch (exact or similar names) - San Francisco, CA |
Adam Schilling (exact or similar names) - San Francisco, CA |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Aug. 05, 1891 |
Granted: |
Oct. 24, 1893 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Joel Havens
|
Description: |
Application filed 05 Aug 1891. Renewed 20 Sep 1893. |
|