Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (481)
- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17649)
- Person (2202)
- Publications (24577)
- Techtypes (2415)
Patents > Year filed:
1860 - 1869
& Full specification filed date:
September 27, 1867
& Family year:
1800 - 1899
& Number of claims:
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.