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Class Information
Number: 33/729
Name: Geometrical instruments > Distance measuring > Sounding type > For nongaseous material > Liquid (e.g. dipstick) > Shape of indicator
Description: Subject matter having a particular contour, form or structure.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7258004 |
Volume indicator having angled gradient openings |
Aug. 21, 2007 |
| 7191542 |
Oil level gauge |
Mar. 20, 2007 |
| 4941268 |
Oil level gauge |
Jul. 17, 1990 |
| 4860401 |
Dipstick wiper |
Aug. 29, 1989 |
| 4531293 |
Gauge for indicating quantity of mixture components to be added to a tank |
Jul. 30, 1985 |
| 4475290 |
Flexible tank gauge |
Oct. 9, 1984 |
| 4330940 |
Device for measuring the oil level in closed housings |
May. 25, 1982 |
| 4301597 |
Dipstick |
Nov. 24, 1981 |
| 4099332 |
Ullage gage |
Jul. 11, 1978 |
| 4055898 |
Means for facilitating checking and replenishment of crankcase oil in a small engine |
Nov. 1, 1977 |
| 4024644 |
Gauge for measuring the headspace in a container |
May. 24, 1977 |
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