Document Type and Number:
Japanese Patent JPS6340712
Kind Code:
Y2
Application Number:
JP15012681U
Publication Date:
October 24, 1988
Filing Date:
October 12, 1981
Export Citation:
International Classes:
F16L37/28; F16L29/00; F16L37/00; F16L37/32; (IPC1-7): F16L37/28
Previous Patent: A shock impression device and the shock impression method
Next Patent: NEW TERPOLYMER
Next Patent: NEW TERPOLYMER