Patent GB-1909-3058

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Airship design with adjustable propellers.

Unexpectedly there is not a US correlate; a submission could have been rejected. Parrott did receive Patent US-1909-93022 for a propeller design.

Inventor location: 128, 22nd Avenue, Seattle, King County, Washington

Sources


Year filed 1909
Year granted 1909
Office GB
Patent number 3058
Inventors Elijah D. Parrott
Inventor country US
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Improvement in Dirigible Balloons
English title Dirigible Balloons
Tech fields LTA, dirigible, propeller, design, navigation
Filing date February 8, 1909
Full specification filed date
Application number 190903058D
Grant date October 21, 1909
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64B1/00
Family year 1909
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 23577602
INPADOC family ID 11073349
Number of text pages
Number of diagram pages
Number of figures
Number of claims