John Spies
Jump to navigation
Jump to search
John Spies was an aero inventor in Philadelphia.
Patents whose inventor or applicant is John Spies
- Patent US-1900-688135 (English title: Air-Ship, Filing date: 1900-09-22)
- Patent US-1904-797154 (English title: Air-Ship, Filing date: 1904-08-15)
References
| Names | John Spies |
|---|---|
| Birth date | |
| Death date | |
| Countries | US |
| Locations | Philadelphia |
| Occupations | |
| Tech areas | |
| Affiliations | |
| Wikidata id |
