Patent FR-1902-319999
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Introductory text has "M. Lehmann", with there being some precedent that the "M" stands merely for "Monsieur". Final text has "M. E. Lehmann", which brings to mind Emil Lehmann, but this connection is fairly far from definite. Surname Lehmann appears fairly widely across our data.
Sources
- Original patent document and bibliography entry on espacenet
- Patent FR319999A on google patents
Year filed | 1902 |
---|---|
Year granted | 1902 |
Office | FR |
Patent number | 319999 |
Inventors | E. Lehmann |
Inventor country | FR |
Inventor location | |
Applicant person | Lehmann |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Perfectionnements dans les appareils d'aviation |
English title | improvements brought to aviation apparatus |
Tech fields | ascension, lift, propulsion, propeller, wings, construction, balloon |
Filing date | March 27, 1902 |
Full specification filed date | |
Application number | 319999D |
Grant date | August 28, 1902 |
Granted? | Yes |
Publication date | November 6, 1902 |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | |
Patent agent | Charles Assi |
Assigned to | |
National tech categories | FR 6.3 |
IPCs | IPC B64C3/14 |
CPCs | CPC B64C3/14 |
Family year | 1902 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19141637 |
INPADOC family ID | 5231584 |
Number of text pages | 4 |
Number of diagram pages | 9 |
Number of figures | 15 |
Number of claims | 6 |