Patent ES-1908-44547

This patent essentially matches Patent FR-1908-397263 and is therefore quite likely also a descendant of designee Patent BE-1907-12-11 Clément Coma. The priority date reference is found only on the French patent.

Patent family descending from Patent BE-1907-12-11 Clément Coma

• Patent GB-1908-26289 (English title: Improvements in and relating to Screw Propellers for Marine or Aerial Navigation, Supplementary to patent: Patent BE-1907-12-11 Clément Coma • Patent FR-1908-397263)
• Patent FR-1908-397263 (English title: New propeller disposition for marine or aerial navigation, Supplementary to patent: Patent BE-1907-12-11 Clément Coma, National tech categories: FR 6.2)
• Patent ES-1908-44547 (English title: A new propeller machine for marine and aerial navigation, Supplementary to patent: Patent BE-1907-12-11 Clément Coma)

Sources

• Original patent document and bibliography entry on espacenet

Year filed	1908
Year granted	1909
Office	ES
Patent number	44547
Inventors	Clément Coma
Inventor country	FR
Inventor location
Applicant person	Clément Coma
Applicant firm
Applicant type	INDIV
Applicant is inventor?	1
Original title	Una nueva máquina de hélices para la navegación marina y aérea
English title	A new propeller machine for marine and aerial navigation
Tech fields	aerial propellers, marine propellers
Filing date	1908/12/11
Full specification filed date
Application number
Grant date	1909/02/01
Granted?	1
Publication date
Supplementary to patent	Patent BE-1907-12-11 Clément Coma
Related to aircraft?	1
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Assigned to
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IPCs
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Family year	1907
First filing?	No
Cites these patents
Citations from after 1930
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