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 (2162)
- Publications (24571)
- Techtypes (2388)
Patents > Applicant firm :
Société anonyme Astra AB or
None
& Grant date:
March 20, 1919
& Assigned to :
Varioplane Company or
None
& IPCs :
IPC B64C33/02 or
IPC B64C39/00
& CPCs:
CPC B64C39/003
& Citations from after 1930:
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.