Difference between revisions of "Patent FR-1912-443491"

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Latest revision as of 23:14, November 10, 2019

Year filed 1912
Year granted 1912
Office FR
Patent number 443491
Inventors Carl Herdler
Inventor country DE
Applicant person
Applicant firm
Applicant type
Applicant is inventor? 1
Original title dispositif de sécurité pour aéroplanes
English title security apparatus for aeroplanes
Tech fields security, safety
Filing date 1912-05-07
Full specification filed date
Application number FR443491  (A)
Grant date 1912-09-25
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64D17/00
CPCs CPC B64D2700/62508
Family year
First filing? 1912
Number of citations
Cited by
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources