Title:
EXTERIOR PARTS FOR PORTABLE WATCH
Document Type and Number:
Japanese Patent JPS544286
Kind Code:
A
Abstract:
PURPOSE: To produce parts described in the title which have high impact resistance, high specular glossiness, and broad design freedom, by forming hard coating of Mo2C on the surface of a metal or alloy ranging in Vickers hardness in a specific scope.
Inventors:
NAKAGAWA TETSUO
Application Number:
JP6960777A
Publication Date:
January 12, 1979
Filing Date:
June 13, 1977
Export Citation:
Assignee:
SUWA SEIKOSHA KK
International Classes:
C23C14/06; C23C14/24; G04B37/22; (IPC1-7): C23C13/04; C23C15/00; G04B37/00
Next Patent: ROOF PANEL BEARING STRUCTURE