Drilldown: Patents
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- Patents (17514)
- Person (2101)
- Publications (24554)
- Techtypes (2370)
Patents > Year filed:
1917
& Applicant firm:
None
& National tech categories
:
DE 77h
or
None
& IPCs:
IPC B64C3/18 ![](/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.
1056417 (1) ·
1240617 (1) ·
1284917 (1) ·
142817 (1) ·
1732817 (1) ·
180617 (1) ·
18921/17 (1) ·
20284717 (1) ·
20783217 (1) ·
712417 (1) ·
968917 (1)
Showing below up to 11 results in range #1 to #11.