Patent GB-1911-3727
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Original patent doc says this patent is supplementary to a French patent filing of 14 Feb 1910, which suggests it is NOT Patent FR-1911-425669 which was filed later, although that one seems close.
The address is given as 23 Gerichtstrasse, Berlin. The applicants describe themselves as Manufacturers.[1]
Patent family descending from Patent DE-1910-236694
- Patent DE-1910-236694 (English title: Wood propellers for aircraft, Filing date: 1910-02-14, National tech categories: DE 77h.6)
- Patent AT-1910-59092 (English title: Wooden propellers for aircraft, Supplementary to patent: Patent DE-1910-236694, Filing date: 1910-10-15, National tech categories: AT 77d)
- Patent FR-1911-425669 (English title: Wooden aircraft propeller, Supplementary to patent: Patent DE-1910-236694, Filing date: 1911-02-04, National tech categories: FR 6.4)
- Patent GB-1911-3727 (English title: Improvements in propellers for airships and flying-machines, Supplementary to patent: Patent DE-1910-236694, Filing date: 1911-02-14)
- Patent HU-1911-56392 (English title: Wood Propeller for aircraft, Supplementary to patent: Patent DE-1910-236694, Filing date: 1911-03-13, National tech categories: HU V/h)
References
| Year filed | 1911 |
|---|---|
| Year granted | 1911 |
| Office | GB |
| Patent number | 3727 |
| Inventors | |
| Inventor country | DE |
| Inventor location | Berlin |
| Applicant person | |
| Applicant firm | Borrmann and Kaerting |
| Applicant type | COMPANY |
| Applicant is inventor? | 1 |
| Original title | Improvements in Propellers for Airships, Flying-machines and the like |
| English title | Improvements in propellers for airships and flying-machines |
| Tech fields | Aerial propeller |
| Filing date | February 14, 1911 |
| Full specification filed date | |
| Application number | 191103727D |
| Grant date | March 16, 1911 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | Patent DE-1910-236694 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Stephen Watkins, Son & Groves |
| Assigned to | |
| National tech categories | |
| IPCs | |
| CPCs | CPC B64C11/205 |
| Family year | 1910 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 23612241 |
| INPADOC family ID | 11103401 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 3 |
| Number of claims | 2 |
