Title:
SPEAKER FILM AND METHOD OF PRODUCING SAME
Document Type and Number:
Japanese Patent JPS58108896
Kind Code:
A
Inventors:
MISHIERU GIYO
Application Number:
JP22003682A
Publication Date:
June 29, 1983
Filing Date:
December 15, 1982
Export Citation:
Assignee:
MISHIERU GIYO
International Classes:
H04R7/02; H04R7/12; H04R31/00; (IPC1-7): H04R7/02; H04R7/12
Domestic Patent References:
| JPS50104924A | 1975-08-19 |
Attorney, Agent or Firm:
Yoshio Kawaguchi