Patent FR-1912-439719

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Year filed 1912
Year granted 1912
Office FR
Patent number 439719
Inventors Frank Seydler
Inventor country DE
Applicant person Frank Seydler
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title
English title
Tech fields
Filing date 1912-02-05
Full specification filed date
Application number 439719D
Grant date 1912-06-21
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C3/00, CPC B64C2700/6235
Family year 1912
First filing? 1
Cites these patents
Citations from after 1930
Application ID 19258196
INPADOC family ID 5328977
Number of text pages
Number of diagram pages
Number of figures
Number of claims