Patent US-1917-12250
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Patent number and date don't line up ; don't agree ; 12250 is a 1955 patent for Abijah R. Tewkesbury of Boston, a steering apparatus; but it is listed as re-issue to John Berry in the 1904 PTO gazette: http://books.google.com/books?id=QsdPqAvbpIkC&pg=RA4-PR2&lpg=RA4-PR2&dq=%22Berry+Aerial+Navigation%22+patent&source=bl&ots=UQrDo_1xv_&sig=BMzDzrZ9i8RNgp1-EP3MFLRqQ0A&hl=en#v=onepage&q=%22Berry%20Aerial%20Navigation%22%20patent&f=false;
Inventor is the same John Berry of Patent US-1903-723636 ; HistPat yr=1855
Inventor location (imputed from HistPat): Suffolk county, MA (FIPSloc=25025)
Sources
- Short's DB
{{USpatentsources|12250 espacenet]
| Year filed | 1904 |
|---|---|
| Year granted | 1917 |
| Office | US |
| Patent number | 12250 |
| Inventors | Berry Aerial Navigation Corp |
| Inventor country | |
| Applicant person | |
| Applicant firm | Berry Aerial Navigation Corp |
| Applicant type | |
| Applicant is inventor? | 1 |
| Original title | Airship |
| English title | Airship |
| Tech fields | |
| Filing date | |
| Full specification filed date | |
| Application number | |
| Grant date | 1855-01-16 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | USPC 114/159 |
| IPCs | IPC B63H25/10 |
| CPCs | |
| Family year | 1904 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | |
| Number of diagram pages | |
| Number of figures | |
| Number of claims |
