Patent US-1921-1627185

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Many claims -- 58 -- which seems absurd; maybe it's a "whole" aircraft invention Many applications; a Template:Complicated administrative history "the present application may be considered as a companion case to my earlier application, Serial no. 376,325, filed August 4, 1920, because it also comprehends the separable inter-relation of aircraft units and ...pable of almost inst... upon and taking off from the dirigible, said elements to comprise, in unified form, a composite aircraft."

  • Note that this patent was administratively delayed for an unusually long time.

Sources


Year filed 1921
Year granted 1927
Office US
Patent number 1627185
Inventors Henry E. Krammer
Inventor country US
Applicant person Henry E. Krammer
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Aircraft
English title Aircraft
Tech fields
Filing date 1921-01-10
Full specification filed date
Application number
Grant date 1927-05-03
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number 436239
Patent agent F. W. Barker
Assigned to
National tech categories
IPCs IPC B64B1/00
CPCs CPC B64B1/00, CPC Y10T403/7084
Family year
First filing? 1
Cites these patents Patent US-1920-376325
Citations from after 1930 6
Application ID
INPADOC family ID
Number of text pages 8
Number of diagram pages 7
Number of figures 13
Number of claims 58