Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (481)
- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17647)
- Person (2202)
- Publications (24577)
- Techtypes (2415)
Patents > Year filed:
1900 - 1909
& Inventor country :
DE or
NL
& Applicant is inventor:
Yes
& National tech categories:
DE 77h.3
Use the filters below to narrow your results.
air pressure (1) ·
ascension (2) ·
ballonet (2) ·
balloon (4) ·
balloons (1) ·
benzene (1) ·
chemical (1) ·
compartments (1) ·
control (1) ·
cooling (1) ·
elevation (1) ·
fabric (1) ·
gas (9) ·
hydrogen (2) ·
internal combustion (1) ·
lift (1) ·
LTA (10) ·
method (1) ·
motor (2) ·
motors (1) ·
navigation (1) ·
non-rigid (1) ·
palladium (1) ·
pressure (1) ·
propulsion (1) ·
rigid (2) ·
safety (1) ·
subsystem (1)
Showing below up to 10 results in range #1 to #10.
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
- Calendar: Grant date
- Calendar: Family year