Patent GB-1899-17977
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Year filed | |
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Year granted | 1899 |
Office | GB |
Patent number | 17977 |
Inventors | W.G. Walker |
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Applicant is inventor? | 1 |
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Granted? | 1 |
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Related to aircraft? | Yes |
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Family year | 1899 |
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Sources
- Neilson, 1910, Aeroplane Patents, p73
- [1]
- espacenet
- Inventor location: