Patent US-1911-991794
| Year filed | 1909 |
|---|---|
| Year granted | 1911 |
| Office | US |
| Patent number | 991794 |
| Inventors | Daniel P MCLAUGHLIN |
| Inventor country | US |
| Applicant person | MCLAUGHLIN DANIEL P |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Flying-machine or airship |
| English title | Flying-machine or airship |
| Tech fields | propulsion |
| Filing date | propeller |
| Full specification filed date | helicopter |
| Application number | airplane |
| Grant date | airfoil |
| Granted? | 1909-06-30 |
| Publication date | |
| Supplementary to patent | 1909505230 |
| Related to aircraft? | 1911-05-09 |
| Serial number | 1 |
| Patent agent | |
| Assigned to | |
| National tech categories | 1 |
| IPCs | 505230 |
| CPCs | |
| Family year | |
| First filing? | 244/20 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 1909 |
| INPADOC family ID | 1 |
| Number of text pages | |
| Number of diagram pages | |
| Number of figures | 47444701 |
| Number of claims | 43898571 |
- Sources
- https://www.google.com/patents/US991794 espacenet improvement in air-gripping propeller blades, relevant to lifting and driving Inventor location (imputed): Chicago, IL, Cook county, IL (FIPSloc=17031)
