Portable filling indicator for tanks and storage containers
Description
FIG. 1 is a front elevational view of a portable filling indicator for tanks and storage containers showing my new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
25012 | August 1859 | Harris |
D225126 | November 1972 | Coleman |
903212 | November 1908 | Martin |
1407068 | February 1922 | Johnson |
1696347 | December 1928 | Ford |
2446844 | August 1948 | Molauer |
Patent History
Patent number: D267480
Type: Grant
Filed: Aug 8, 1980
Date of Patent: Jan 4, 1983
Inventor: Donald D. Hinson (Palestine, TX)
Primary Examiner: Nelson C. Holtje
Attorney: Charles W. McHugh
Application Number: 6/176,408
Type: Grant
Filed: Aug 8, 1980
Date of Patent: Jan 4, 1983
Inventor: Donald D. Hinson (Palestine, TX)
Primary Examiner: Nelson C. Holtje
Attorney: Charles W. McHugh
Application Number: 6/176,408
Classifications