G - Physics – 01 – B
Patent
G - Physics
01
B
G01B 5/008 (2006.01) B23P 15/00 (2006.01)
Patent
CA 2583935
A manufacturing method of a testing master block characterized in comprising a first step of cutting out a hollow cylindrical block body having at least a top surface and side surfaces from a single piece of quartz glass or single crystal quartz; a second step of forming mounting holes at predetermined positions of the top surface and side surfaces of the block body formed at the first step; and a third step of fastening reference members to which a front end of a probe of a measuring apparatus may be brought into contact by insertion into the mounting holes after the second step.
Asanuma Giken Co Ltd
Asanuma Giken Co. Ltd.
Mcfadden Fincham
LandOfFree
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