Document Type and Number:
Japanese Patent JPS5154402
Kind Code:
A
Inventors:
NAITO MASUO
Application Number:
JP12869274A
Publication Date:
May 13, 1976
Filing Date:
November 08, 1974
Export Citation:
Assignee:
NAMIKI PRECISION JEWEL CO LTD
International Classes:
H04R11/08; (IPC1-7): H04R11/08