Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (966)
- Patents (17614)
- Person (2144)
- Publications (24569)
- Techtypes (2381)
Patents > Year filed:
1900 - 1909
& Applicant firm:
Aktiebolaget Aviatorer
& Assigned to
:
Curtiss Aeroplane and Motor Corporation
or
Rubber Balloon Company of America
or
Sperry Gyroscope Company
& National tech categories
:
AT 77d
or
DE 77
or
USPC 244/90R
& Citations from after 1930:
None
& Number of claims:
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