72364417
Jul 6, 1970
Jun 6, 1972
CHEMICAL INTERMEDIATES; ORGANOSILICON COMPOUNDS-NAMELY, POLYSILOXANES AND SILANES; ANTI-FOAMING AGENTS; CATALYSTS; CHEMICALS FOR DEVELOPING AND FIXING X-RAY FILMS AND OTHER CHEMICALS ASSOCIATED WITH THE DEVELOPMENT OF SAID FILMS; ETCHING FLUIDS; DYES; AND PHOSPHORS
Metal Goods