Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Agents (86)
- Airplane (18)
- Airship (15)
- Companies (470)
- Event (141)
- Letters (688)
- Location (204)
- Organizations (941)
- Patents (16786)
- Person (2387)
- Publications (25381)
- Techtypes (2456)
Patents > Supplementary to patent:
Patent DE-1908-221549
& Citations from after 1930:
None
& Number of claims:
1-4
Use the filters below to narrow your results.
balloon (2) ·
Balloons (4) ·
engine (1) ·
gas (4) ·
hydrogen (1) ·
LTA (6) ·
method (1) ·
safety (2)
Showing below up to 6 results in range #1 to #6.
View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)
- Main
- Timeline: Year filed
- Timeline: Year granted
- Timeline: Filing date
- Timeline: Full specification filed date
- Timeline: Grant date
- Timeline: Publication date
- Timeline: Family year
- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date