Patent AT-1909-52241
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Matches Patent GB-1909-18578; there may be an American patent which precedes both.
- Inventor location: "Woodridge (Comumbia, V. S. A.)" [sic]
Sources
- Original patent document and Bibliographic info on this patent at DPMA
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1909 |
|---|---|
| Year granted | 1911 |
| Office | AT |
| Patent number | 52241 |
| Inventors | Spencer Heath |
| Inventor country | US |
| Inventor location | |
| Applicant person | Spencer Heath |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Verfahren zur Herstellung zweiflügeliger Schraubenpropeller aus Blech oder dgl. |
| English title | Method of constructing two-bladed screw propellers from sheet metal or the like |
| Tech fields | propeller, construction, metal |
| Filing date | 1909-08-12 |
| Full specification filed date | |
| Application number | |
| Grant date | 1911-10-15 |
| Granted? | 1 |
| Publication date | 1912-02-26 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | AT 49b |
| IPCs | |
| CPCs | |
| Family year | |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 5 |
| Number of claims | 2 |
