Patent US-1902-713441
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Marine propeller, not aero it seems
- Tech class CPC B64C11/36 Blade pitch-changing mechanisms mechanical non-automatic
- Inventor location: Lindsay, Ontario, Canada ; subject of GB
- Probably the same invention, filed in Canada: https://patents.google.com/patent/CA79395A
Sources
- Patent 713441 document and bibliographic info on espacenet
- Patent 713441 at google patents
| Year filed | 1902 |
|---|---|
| Year granted | 1902 |
| Office | US |
| Patent number | 713441 |
| Inventors | Samuel Irwin |
| Inventor country | CA |
| Applicant person | Samuel Irwin |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Propeller |
| English title | Propeller |
| Tech fields | marine propeller |
| Filing date | 1902-04-19 |
| Full specification filed date | |
| Application number | 1902103686 |
| Grant date | 1902-11-11 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 0 |
| Serial number | 103686 |
| Patent agent | Munn & Co. |
| Assigned to | |
| National tech categories | |
| IPCs | |
| CPCs | CPC B64C11/36 |
| Family year | 1902 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 1 |
| Application ID | 46780359 |
| INPADOC family ID | 43656549 |
| Number of text pages | 2 |
| Number of diagram pages | 2 |
| Number of figures | 4 |
| Number of claims | 3 |
