Title:
FILM THICKNESS METER
Document Type and Number:
Japanese Patent JPS51135561
Kind Code:
A
Abstract:
PURPOSE: Measure the thickness of film on both sides of a metal, such as metal plated on steel sheet, at a low cost by a radiation ray source provided on the face side.
Inventors:
YAMANO TOYOJI
Application Number:
JP5932075A
Publication Date:
November 24, 1976
Filing Date:
May 20, 1975
Export Citation:
Assignee:
RIGAKU DENKI KOGYO KK
International Classes:
G01B15/02; G01N23/223; (IPC1-7): G01B15/02