Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Agents (177)
- Airplane (18)
- Airship (15)
- Companies (474)
- Event (142)
- Letters (688)
- Location (292)
- Organizations (946)
- Patents (16912)
- Person (2551)
- Publications (25553)
- Techtypes (2484)
Patents > Grant date:
December 3, 1918
& National tech categories:
USPC 89/1.11
& CPCs:
CPC B64C37/00 



Use the filters below to narrow your results.
Showing below up to 2 results in range #1 to #2.
View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)
- Main
- Timeline: Year filed
- Timeline: Year granted
- Timeline: Filing date
- Timeline: Full specification filed date
- Timeline: Grant date
- Timeline: Publication date
- Timeline: Family year
- Calendar: Year filed
- Calendar: Full specification filed date