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Class Information
Number: 33/819
Name: Geometrical instruments > Distance measuring > Opposed contacts > Micrometer > With additional indicator > Digital
Description: Subject matter wherein the indicator includes numerals as the form of indicia.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7020979 |
Digital displacement measuring instrument |
Apr. 4, 2006 |
| 6308433 |
Micrometer that holds displayed displacement when retraction amount is less than a set amount |
Oct. 30, 2001 |
| 6247244 |
Device for longitudinal measurement |
Jun. 19, 2001 |
| 5495677 |
Digital display micrometer gauge |
Mar. 5, 1996 |
| 5337488 |
Measuring instrument and method |
Aug. 16, 1994 |
| 5289729 |
Displacement detector |
Mar. 1, 1994 |
| 5102471 |
Portable measuring instrument with solar batteries |
Apr. 7, 1992 |
| 5052121 |
Temperature-compensated quantitative dimensional measurement device with rapid temperature sensing and compensation |
Oct. 1, 1991 |
| 4845646 |
Handheld digital gemstone measurement apparatus |
Jul. 4, 1989 |
| 4821421 |
Micrometer for measuring outer dimensions inner dimensions of a cavity or depth of a cavity |
Apr. 18, 1989 |
| 4736313 |
Digital indication type length measuring system |
Apr. 5, 1988 |
| 4578868 |
Digital display measuring apparatus |
Apr. 1, 1986 |
| 4561185 |
Measuring instrument |
Dec. 31, 1985 |
| 4495701 |
Digital indication type micrometerhead |
Jan. 29, 1985 |
| 4486891 |
Contact point type measuring device |
Dec. 4, 1984 |
| 4443945 |
Electric micrometer |
Apr. 24, 1984 |
| 4255861 |
Electrically digital display micrometer |
Mar. 17, 1981 |
| 4218823 |
Digital micrometer |
Aug. 26, 1980 |
| 4207679 |
Micrometer |
Jun. 17, 1980 |
| 4103427 |
Electronic digital micrometer |
Aug. 1, 1978 |
| 4094070 |
Micrometer head with double counter |
Jun. 13, 1978 |
| 4062120 |
Digital electronic micrometer |
Dec. 13, 1977 |
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