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Class Information
Number:
33/544.6
Name:
Geometrical instruments
>
Gauge
>
Internal
>
Having more than two probes
> Only three probes
Description:
Subject matter wherein exactly three probes are used for gauging.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
6079113
Electronic radius gauge
Jun. 27, 2000
4977682
Hand held ovality gauge
Dec. 18, 1990
4559710
Method of checking pallets or articles to be worked by automatically measuring average diameter of hole and apparatus for practicing same
Dec. 24, 1985
4536963
Digital indication type measuring machine
Aug. 27, 1985
4473956
Bore-measuring apparatus
Oct. 2, 1984
4385446
Pistol-grip instrument for measurement of inside diameters
May. 31, 1983
4058901
Plug gage
Nov. 22, 1977
3995374
Small internal diameter bore gauge
Dec. 7, 1976
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