Patent US-1916-1172991
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| Year filed | 1914 |
|---|---|
| Year granted | 1916 |
| Office | US |
| Patent number | 1172991 |
| Inventors | Fred Heidbreder |
| Inventor country | US |
| Inventor location | |
| Applicant person | FRED HEIDBREDER |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | |
| English title | |
| Tech fields | |
| Filing date | 1914-07-03 |
| Full specification filed date | |
| Application number | 1914848916 |
| Grant date | 1916-02-22 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | USPC 244/73R |
| IPCs | |
| CPCs | CPC B64C11/001 |
| Family year | 1914 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 47768900 |
| INPADOC family ID | 44082756 |
| Number of text pages | |
| Number of diagram pages | |
| Number of figures | |
| Number of claims |
Sources
- Patent 1172991 document and bibliographic info on espacenet
- Patent 1172991 at google patents
- Inventor location (imputed by HistPat): Adams county, IL (FIPSloc=17001)
