Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (965)
- Patents (17611)
- Person (2130)
- Publications (24568)
- Techtypes (2379)
Patents > Year granted:
1912
& Office:
FR
& National tech categories :
FR 6.2 or
FR 6.4 or
HU V/h or
USPC 244/153R
& IPCs:
None
& Number of diagram pages:
1-2
& Number of figures:
5-9
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.