Patent AT-1900-4050

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Airship design with a focus on screw propeller. Although Krocker is Austrian he filed his patent in Germany a few days early so we treat that as the original.

Patent family descending from Patent DE-1899-123884

Sources


Year filed 1899
Year granted 1900
Office AT
Patent number 4050
Inventors Rudolf Krocker
Inventor country AT
Applicant person
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Im Ballonkörper gelagerte Luftschraube
English title Air-screw housed in balloon body
Tech fields LTA, design, balloon, propeller, propulsion
Filing date 1899-12-04
Full specification filed date
Application number
Grant date 1900-12-01
Granted? 1
Publication date 1901-05-10
Supplementary to patent Patent DE-1899-123884
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories AT 77d
IPCs
CPCs
Family year
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 1
Number of diagram pages 1
Number of figures 3
Number of claims