Difference between revisions of "Jean-Marie-Stephen Graf"
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| − | ''' | + | '''Jean-Marie-Stephen Graf''' was an aero inventor who worked on hydroplanes. Graf's name was sometimes written with an accent, thus: Jean-Marie-Stéphen Graf |
| + | Occupation? Location? | ||
| − | {{Patents of inventor|{{ | + | {{Patents of inventor|Jean-Marie-Stephen Graf}} |
| − | {{Compact letters sent| | + | {{Patents of inventor|Jean-Marie-Stéphen Graf}} |
| − | {{Compact letters received| | + | {{Compact letters sent|Jean-Marie-Stephen Graf}} |
| + | {{Compact letters received|Jean-Marie-Stephen Graf}} | ||
{{References}} | {{References}} | ||
[[Category: Inventors]] | [[Category: Inventors]] | ||
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Latest revision as of 10:41, 12 May 2018
Jean-Marie-Stephen Graf was an aero inventor who worked on hydroplanes. Graf's name was sometimes written with an accent, thus: Jean-Marie-Stéphen Graf Occupation? Location?
Patents whose inventor or applicant is Jean-Marie-Stephen Graf
- Patent FR-1915-491223 (English title: Incapacitated hydroaeranium, Filing date: 1915-07-30)
- Patent FR-1919-491223.20842 (English title: hydroaeroplane, Supplementary to patent: Patent FR-1919-491223, Filing date: 1916-12-13)
Patents whose inventor or applicant is Jean-Marie-Stéphen Graf
- Patent FR-1915-491223 (English title: Incapacitated hydroaeranium, Filing date: 1915-07-30)
- Patent FR-1919-491223.20842 (English title: hydroaeroplane, Supplementary to patent: Patent FR-1919-491223, Filing date: 1916-12-13)
