Patent US-1874-153892

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Year filed 1873
Year granted 1874
Office US
Patent number 153892
Inventors
Inventor country US
Applicant person Frank G. Fowler
Applicant firm
Applicant type
Applicant is inventor? Yes
Original title Improvement in Marine-Propellers
English title Marine Propellers
Tech fields propeller, rudder, marine
Filing date
Full specification filed date
Application number
Grant date 1874/08/11
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? No
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C11/006, CPC B63H1/04
Family year 1874
First filing? No
Cites these patents
Citations from after 1930
Application ID 45819740
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims