G - Physics – 11 – B
Patent
G - Physics
11
B
181/17, 117/183
G11B 3/60 (2006.01) C04B 26/02 (2006.01) C04B 38/00 (2006.01) C04B 41/48 (2006.01) C04B 41/83 (2006.01) G10K 11/16 (2006.01) G11B 19/20 (2006.01) G11B 33/08 (2006.01) H04R 1/02 (2006.01)
Patent
CA 1129269
TITLE OF THE INVENTION: Structural material for acoustic machines and instruments ABSTRACT OF THE DISCLOSURE: A structural material for acoustic machines and instruments, which consists of a sintered ceramic body wherein porosity is more than 20%, the diameter of pores is less than 300 microns on an average and at least part of pores is impregnated with rubber and/or resin. - 1 -
331208
Aikoh Co. Ltd.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
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