Instrument for the indication of the angular position of an object
Description
The FIGURE is a plan view of an instrument for the indication of the angular position of an object showing my new design.
Referenced Cited
U.S. Patent Documents
Other references
| 3460261 | August 1969 | Frey |
| 3925899 | December 1975 | Hesse |
- Popular Mechanics-11/78, p. 38-Compass at bottom-right.
Patent History
Patent number: D259924
Type: Grant
Filed: Nov 13, 1978
Date of Patent: Jul 21, 1981
Inventor: Lars A. Bergkvist (890 42 Mellansel)
Primary Examiner: Nelson C. Holtje
Law Firm: Silverman, Cass & Singer, Ltd.
Application Number: 5/960,298
Type: Grant
Filed: Nov 13, 1978
Date of Patent: Jul 21, 1981
Inventor: Lars A. Bergkvist (890 42 Mellansel)
Primary Examiner: Nelson C. Holtje
Law Firm: Silverman, Cass & Singer, Ltd.
Application Number: 5/960,298
Classifications
