Patent GB-1913-9028
| Year filed | 1913 |
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| Year granted | 1913 |
| Office | [[]] |
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| Inventors | Everard Richard Calthrop |
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| Applicant person | Everard Richard Calthrop |
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| Applicant type | INDIV |
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| IPCs | IPC B64D17/72 |
| CPCs | CPC B64D17/72(ER) |
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Sources
- Bibliographical data via Espacenet
- Inventor location:
