Title:
ACOUSTIC EMISSION FREOUENCY ANALYZER
Document Type and Number:
Japanese Patent JPS52123281
Kind Code:
A
Inventors:
OOTA KOUJI
MOGI RIYOUHEI
HAYASE CHIYUUJIROU
MOGI RIYOUHEI
HAYASE CHIYUUJIROU
Application Number:
JP3928276A
Publication Date:
October 17, 1977
Filing Date:
April 09, 1976
Export Citation:
Assignee:
TOKYO KEIKI KK
International Classes:
G01H17/00; G01H1/06; G01H3/08; (IPC1-7): G01H1/06; G01H3/08; G10L1/02
Domestic Patent References:
| JPS4718956A |