Patent US-1907-881327
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Hybrid propulsion system with wheels for 'lifting' and for forward movement
This inventor is NOT the same as the relatively famous John J. Montgomery.
- Tech class CPC B64C27/82: Rotors for rotorcraft; "provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft"
- Inventor location: Columbus, Franklin county, OH (FIPSloc=39049)
- Half of rights sold to Sarah J. Montgomery, also of Columbus, OH
Sources
- Patent 881327 document and bibliographic info on espacenet
- Patent 881327 at google patents
Year filed | 1907 |
---|---|
Year granted | 1908 |
Office | US |
Patent number | 881327 |
Inventors | John W. Montgomery |
Inventor country | US |
Applicant person | Sarah J. Montgomery |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 0 |
Original title | Air-ship |
English title | Air-ship |
Tech fields | propulsion |
Filing date | 1907-10-09 |
Full specification filed date | |
Application number | 1907396540 |
Grant date | 1908-03-10 |
Granted? | 1 |
Publication date | |
Supplementary to patent | |
Related to aircraft? | 1 |
Serial number | 396540 |
Patent agent | Chester P. Shepherd |
Assigned to | Sarah J. Montgomery |
National tech categories | USPC 244/17.21, USPC 244/139, USPC 416/194 |
IPCs | IPC B64C27/00 |
CPCs | CPC B64C27/82 |
Family year | 1907 |
First filing? | 1 |
Cites these patents | |
Citations from after 1930 | |
Application ID | 47090761 |
INPADOC family ID | 43835237 |
Number of text pages | 3 |
Number of diagram pages | 3 |
Number of figures | 6 |
Number of claims | 4 |