Cylindrical flow meter
Description
FIG. 1 is a top plan view of a cylindrical flow meter showing my new design.
FIG. 2 is a right side elevational view.
FIG. 3 is a front elevational view.
FIG. 4 is a rear elevational view.
Referenced Cited
U.S. Patent Documents
| 76521 | April 1868 | Reid |
| 439840 | November 1890 | Granville |
| 1052714 | February 1913 | Durkee |
| D232922 | September 1974 | Niskin |
Patent History
Patent number: D245487
Type: Grant
Filed: Mar 29, 1976
Date of Patent: Aug 23, 1977
Inventor: Shale J. Niskin (Coconut Grove, FL)
Primary Examiner: Nelson C. Holtje
Attorney: Salvatore G. Militana
Application Number: 5/671,666
Type: Grant
Filed: Mar 29, 1976
Date of Patent: Aug 23, 1977
Inventor: Shale J. Niskin (Coconut Grove, FL)
Primary Examiner: Nelson C. Holtje
Attorney: Salvatore G. Militana
Application Number: 5/671,666
Classifications
