Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (481)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17642)
- Person (2186)
- Publications (24575)
- Techtypes (2404)
Patents > Inventor country:
FR
& Filing date:
1911
& Supplementary to patent :
Patent FR-1908-401308 or
Patent NO-1915-12-15 Carl Alfred Johansson or
Patent SE-1906-23283
& National tech categories:
FR 6.4
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.