Patent US-1876-173552
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- Tech categories: CPC B64C11/346 Blade pitch-changing mechanisms actuated by the centrifugal force or the aerodynamic drag acting on auxiliary masses or surfaces
- Inventor location: Marseilles, Lasalle county, IL (FIPSloc=17099, imputed by HistPat)
- Cites patents of others: "I am aware of the patents granted to Mabie and Little, dated, respectively, May 2,1871, and April 2, 1872, and I therefore fully disclaim the same, and confine my invention to the particular construction shown and described."
Sources
- Patent 173552 document and bibliographic info on espacenet
- Patent 173552 at google patents
Year filed | 1875 |
---|---|
Year granted | 1876 |
Office | US |
Patent number | 173552 |
Inventors | Albert Lowry |
Inventor country | US |
Applicant person | Albert Lowry |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Improvement in windmills |
English title | Improvement in windmills |
Tech fields | windmills |
Filing date | June 12, 1875 |
Full specification filed date | |
Application number | |
Grant date | February 15, 1876 |
Granted? | Yes |
Publication date | |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | |
Patent agent | |
Assigned to | |
National tech categories | USPC 416/139 |
IPCs | IPC B64C11/00 |
CPCs | CPC B64C11/346 |
Family year | 1875 |
First filing? | Yes |
Cites these patents | |
Citations from after 1930 | |
Application ID | 45853681 |
INPADOC family ID | |
Number of text pages | |
Number of diagram pages | |
Number of figures | |
Number of claims | 3 |