Patent US-1890-421309
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Concerns 'sub-caliber projectiles', which have a smaller diameter than the machine which fires them and therefore receive added power; invention concerns 'helicoidal wings' to maintain trajectory
- Inventor location: New York, New York county, NY (FIPSloc=36061, imputed by HistPat)
Sources
- Patent 421309 document and bibliographic info on espacenet
- Patent 421309 at google patents
- Patent doc at espacenet
Year filed | 1889 |
---|---|
Year granted | 1890 |
Office | US |
Patent number | 421309 |
Inventors | George H. Reynolds, Edmund L. Zalinski |
Inventor country | US |
Inventor location | |
Applicant person | George H. Reynolds, Edmund L. Zalinski |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Projectile |
English title | Projectile |
Tech fields | projectile, ballistics |
Filing date | March 14, 1889 |
Full specification filed date | |
Application number | |
Grant date | February 11, 1890 |
Granted? | Yes |
Publication date | |
Supplementary to patent | |
Related to aircraft? | 0.5 |
Serial number | 303356 |
Patent agent | |
Assigned to | |
National tech categories | USPC 244/3.23 |
IPCs | IPC F42B10/00 |
CPCs | CPC F42B10/30 |
Family year | 1889 |
First filing? | Yes |
Cites these patents | |
Citations from after 1930 | |
Application ID | |
INPADOC family ID | |
Number of text pages | 3 |
Number of diagram pages | 1 |
Number of figures | 7 |
Number of claims | 11 |