View source for Patent FR-1908-393599

Reference is made to an Italian patent filed 1907-08-24.


=== Sources ===
* [[L'Aérophile]], Jan 1909, p15
* {{esp|FR|393599A}}
* Inventor location: Italy

{{Patent family|{{PAGENAME}}}}
{{Patent
|Year filed=1908
|Year granted=1908
|Office=FR
|Patent number=393599
|Inventors=Ottavio Ricaldoni; Gaetano Arturo Crocco
|Inventor country=IT; IT
|Applicant person=Ottavio Ricaldoni; Gaetano Arturo Crocco
|Applicant type=INDIV
|Applicant is inventor=Yes
|Original title=Perfectionnements aux aérostats à carcasse rigide
|English title=Improved rigid frame airship
|Tech field=LTA; construction; frame; dirigible; rigid
|Filing date=1908/08/22
|Application number=393599D
|Grant date=1908/10/30
|Granted=Yes
|Publication date=1908/12/28
|Supplementary to patent=Patent IT-1907-08-24 Ottavio Ricaldoni and Gaetano Arturo Crocco
|Related to aircraft=Yes
|Patent agent=Boramé et Julien
|National tech categories=FR 6.4
|IPCs=IPC B64B1/00; IPC B64B1/60
|CPCs=CPC B64B1/60; CPC B64B1/00
|Family year=1907
|First filing=Yes
|Application ID=19213060
|INPADOC family ID=10242511
|Number of text pages=2
|Number of diagram pages=1
|Number of figures=4
|Number of claims=2
}}