Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17613)
- Person (2133)
- Publications (24568)
- Techtypes (2381)
Patents > Office :
AU or
GB or
NO
& National tech categories :
DE 77 or
USPC 244/30 or
None
& IPCs :
IPC B64C1/00 or
IPC B64C25/00 or
IPC B64C3/18
& Family year:
1911
& Number of text pages:
1-2
Use the filters below to narrow your results.
Showing below up to 10 results in range #1 to #10.