Patent US-1910-974434

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Rigid, non-conductive outer covering for LTA balloon, made from wooden rods in a triangular mesh Possibly the same as Rettig's invention joint with Matthias Koenen.

  • Inventor location (imputed by HistPat): Berlin, Germany

Sources


Year filed 1909
Year granted 1910
Office US
Patent number 974434
Inventors Wilhelm Rettig
Inventor country DE
Applicant person Wilhelm Rettig
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Stiffening-skeleton for balloon-coverings
English title Skeleton for balloon
Tech fields LTA, frame, envelope, balloon
Filing date 1909-08-14
Full specification filed date
Application number 1909512790
Grant date 1910-11-01
Granted? 1
Publication date
Supplementary to patent
Related to aircraft?
Serial number 512790
Patent agent
Assigned to
National tech categories USPC 244/125
IPCs
CPCs CPC B64B1/00
Family year 1909
First filing? 1
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 47370402
Number of diagram pages 43902801
Number of figures
Number of claims