Patent CA-1917-194730
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Espacenet gives 1917-09-21 as priority date data for this patent, and it also gives it as the filing date of this patent, in Canada. The latter, and not the former, is very likely to be true. We have seen this before.
- Witnesses as shown on the diagram pages: E. L. Price and . . .
Sources
- Bibliographic info on this patent at CIPO
- Original patent document and bibliography entry on espacenet
- Patent CA194730 on google patents
| Year filed | 1917 |
|---|---|
| Year granted | 1919 |
| Office | US |
| Patent number | 194730 |
| Inventors | Ruter William Springer |
| Inventor country | US |
| Inventor location | |
| Applicant person | Ruter William Springer |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | AERIAL NAVIGATION MECHANISM |
| English title | Method of aerial navigation |
| Tech fields | wings, propellers, propulsion, flapping |
| Filing date | 1917/09/21 |
| Full specification filed date | |
| Application number | |
| Grant date | 1919/12/09 |
| Granted? | No |
| Publication date | 1919/12/09 |
| Supplementary to patent | Patent US-1916-1208684 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | John S. Barker |
| Assigned to | |
| National tech categories | |
| IPCs | |
| CPCs | |
| Family year | 1916 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 22 |
| Number of diagram pages | 5 |
| Number of figures | 15 |
| Number of claims | 11 |
