Patent US-1874-149091

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Year filed 1873
Year granted 1874
Office US
Patent number 149091
Inventors Henry H. Blake
Inventor country US
Applicant person
Applicant firm
Applicant type
Applicant is inventor? Yes
Original title Improvement in paddle-wheel mechanisms
English title Paddle-wheel mechanisms
Tech fields paddle-wheel, propulsion
Filing date
Full specification filed date
Application number
Grant date 1874/03/31
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Partially
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC Y02E10/28, CPC B64C29/0033
Family year 1874
First filing? No
Cites these patents
Citations from after 1930
Application ID 45811506
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims