Patent FR-1915-471920.23784

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This is an addition to Patent FR-1914-471920, which brevet was filed 1914-05-07.


Year filed 1915
Year granted 1921
Office FR
Patent number 23784
Inventor country FR
Applicant person
Applicant firm J. Schweitzer et Cie
Applicant type COMPANY
Applicant is inventor? No
Original title Flotteurs ou roues flottantes extensibles
English title Floats or extendable floating wheels
Tech fields wheels, landing, takeoff, design, airplane, hydroaeroplane
Filing date 1915/06/28
Full specification filed date
Application number 23784D
Grant date 1921/08/09
Granted? Yes
Publication date 1921/12/30
Supplementary to patent Patent FR-1914-471920
Related to aircraft? 1
Serial number
Patent agent Louis Tailfer
Assigned to
National tech categories FR 6.4
IPCs IPC B64C35/00
CPCs CPC B64F2700/6292, CPC B64C35/00
Family year 1914
First filing? No
Cites these patents
Citations from after 1930
Application ID 18734795
INPADOC family ID 10245797
Number of text pages 2
Number of diagram pages
Number of figures
Number of claims 1