Image:COP patent 4407085.png
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- Publication number: US4407085
- Publication date: 1983-10-04
- Inventor: HILLBERG ROBERT L (US); STEVENS FREDERICK F (US)
- Applicant: HILLBERG ROBERT L; STEVENS FREDERICK F
- Application number: US19810308427 19811002
- Record: [1]
Firts uploaded to the English wiki under the same name by Fluzwup
Abstract: A multi-barrel, breach loaded pistol having a double action firing mechanism includes an L-shaped sear carried by the hammer and released from engagement with the trigger by engagement of a portion of the sear with the gun frame.
[edit] Licensing
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In general, the contents of United States patents are in the public domain.[2]
In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent:[3] [4]
The original patent should be checked for the presence of such language before an assumption is made that the contents are in the public domain. (This template can be replaced by {{PD-US-patent-no notice}} in such cases.) |
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 15:42, 12 February 2006 | 385×316 (27 KB) | Nemo5576 | (Clip of patent 4,407,085, inventor Robert Hillberg, of the COP 4 shot derringer. Firts uploaded to the English wiki under the same name by Fluzwup ==Licensing== {{patent}}) |
