Drilldown: Patents
Jump to navigation
Jump to search
Choose a table:
- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17615)
- Person (2154)
- Publications (24571)
- Techtypes (2381)
Patents > Office
:
DE
or
GB
or
NL
& Inventor country
:
CZ
or
GB
& Applicant firm:
None
& National tech categories
:
DE 77h.5
or
GB 4 motors
or
USPC 244/45R
or
USPC 244/80 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
Use the filters below to narrow your results.
acetylene (1) ·
Airplane (2) ·
automatic stability (2) ·
control (1) ·
flapping (1) ·
frame (1) ·
fuel (1) ·
heavier-than-air (2) ·
method (1) ·
motor (2) ·
navigation (1) ·
parachute (1) ·
propeller (2) ·
propulsion (4) ·
safety (1) ·
stability (3) ·
steam (1) ·
steel (1) ·
subsystem (3) ·
valve (1) ·
wings (2)
Showing below up to 8 results in range #1 to #8.
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