Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17619)
- Person (2161)
- Publications (24571)
- Techtypes (2388)
Patents > Office :
?? or
DK or
ES or
FR or
IT
& Grant date:
1919
& IPCs :
IPC B64C11/00 or
IPC B64C3/00 or
IPC B64C39/00
& CPCs:
CPC B64C3/187
& Number of diagram pages:
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.