Patent BE-1912-07-11 Maiche et Legras

This has primarily to do with the relation between motors and the (spherically-shaped) "envelopes" of gas.

Patent FR-1913-460142 refers to a Belgian patent with this filing date, having Charles Maiche and Marie-Aimé-Jacques Legras as inventors. Patent GB-1913-15872 also refers to a Belgian patent with this filing date, though it has only Charles Maiche as the inventor.

Sources

• Original via Espacenet of British patent which makes reference hereto
• Original via Espacenet of French patent which makes reference hereto

Patent family descending from Patent BE-1912-07-11 Maiche et Legras

• Patent BE-1912-07-11 Maiche et Legras (English title: Improvements brought to dirigible aerostats, National tech categories: BE K)
• Patent FR-1913-460142 (English title: Improvements brought to dirigible aerostats, Supplementary to patent: Patent BE-1912-07-11 Maiche et Legras, National tech categories: FR 6.4)
• Patent GB-1913-15872 (English title: Improvements in or relating to Dirigible Air-ships, Supplementary to patent: Patent BE-1912-07-11 Maiche et Legras)

Year filed	1912
Year granted	1913
Office	BE
Patent number
Inventors	Charles Maiche
Inventor country	FR, FR
Applicant person	Charles Maiche
Applicant firm
Applicant type	INDIV
Applicant is inventor?	Yes
Original title
English title	Improvements brought to dirigible aerostats
Tech fields	LTA, aerostat, dirigibles, balloons
Filing date
Full specification filed date
Application number
Grant date	1912/07/11
Granted?	Yes
Publication date
Supplementary to patent
Related to aircraft?	Yes
Serial number
Patent agent
Assigned to
National tech categories	BE K
IPCs
CPCs
Family year	1913
First filing?	Yes
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims