Difference between revisions of "Patent DE-1905-175477"

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=== Sources ===
 
=== Sources ===
* [[Lilienthal museum patents]] [http://worldwide.espacenet.com/publicationDetails/biblio?FT=D&CC=DE&NR=175477 espacenet]   Inventor location (imputed): Berlin
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* [[Lilienthal museum patents]] [http://worldwide.espacenet.com/publicationDetails/biblio?FT=D&CC=DE&NR=175477 espacenet]
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* Inventor location (imputed): Berlin

Revision as of 20:10, 24 April 2017


Year filed
Year granted 1905
Office DE
Patent number 175477
Inventors J. HOFMANN
Inventor country DE
Applicant person
Applicant firm
Applicant type
Applicant is inventor? 1
Original title Verbesserung der Schraubenpropeller nach Patent Nr. 141656
English title Verbesserung der Schraubenpropeller nach Patent Nr. 141656
Tech fields
Filing date 1905-06-05
Full specification filed date
Application number
Grant date
Granted? 1
Publication date
Supplementary to patent DE141656
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories
IPCs
CPCs CPC B64C11/006
Family year 1905
First filing?
Cites these patents
Citations from after 1930
Application ID 9643252
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims

Sources