Patent CH-1914-72904

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Patent CH-1914-72904 Diagram

Being a descendant of Patent US-1913-1087946 this patent also therefore bears relation to Patent IN-1914-1657.


Patent agent Dr. Forrer & Hug located at Bâle, canton de Bâle-Ville, Switzerland, this patent original features a filing date and a date published, which we are treating also as a date granted.

Year filed 1914
Year granted 1916
Office CH
Patent number 72904
Inventors William Andrew Hutson
Inventor country US
Applicant person William Andrew Hutson
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Ballon dirigeable
English title Dirigible
Tech fields airship, dirigibles, LTA, propellers
Filing date 1914-04-23
Full specification filed date
Application number CHD72904
Grant date 1916-07-17
Granted? Yes
Publication date 1916-07-17
Supplementary to patent Patent US-1913-1087946
Related to aircraft? 1
Serial number
Patent agent Dr. Forrer & Hug
Assigned to
National tech categories CH 129a
Family year 1913
First filing?
Cites these patents
Citations from after 1930
Application ID
Number of text pages 4
Number of diagram pages 1
Number of figures
Number of claims 3