序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
161 Light sensitive material for printing and process for making printing plates US70571957 1957-12-27 US3046115A 1962-07-24 PAUL SCHMIDT MAXIMILIAN; OSKAR SUS
162 Novel photographic products, processes and compositions US61205156 1956-09-25 US3019107A 1962-01-30 BLOUT ELKAN R; ROGERS HOWARD G; SIMON MYRON S; WOODWARD ROBERT B
163 Process for the manufacture of solutions US64352857 1957-03-04 US3018155A 1962-01-23 HANS GAETNER; ERNST REICH
164 Dyestuffs for polyolefins and polyvinylidene chloride US76268058 1958-09-23 US2989358A 1961-06-20 WOLFGANG JURGELEIT
165 Ortho-hydroxy-azo-dyestuffs US78315158 1958-12-29 US2961438A 1960-11-22 OTTO FUCHS; REINHOLD DEUBEL
166 Diazoamino dye intermediates US58015956 1956-02-21 US2897186A 1959-07-28 JULIUS MILLER; DEL GUIDICE DOMINIC
167 Benzonaphthofuranols US41486654 1954-03-08 US2894003A 1959-07-07 LONG ROBERT S; BUELL BENNETT G
168 Azo dyes and their method of US36144353 1953-06-03 US2844574A 1958-07-22
169 Method of preparing diazo photolithographic plates US21367951 1951-03-02 US2702242A 1955-02-15 WILHELM NEUGEBAUER; JAKOB BARTHENHEIER; AUGUST REBENSTOCK
170 Azo dyestuffs US23244751 1951-06-19 US2673200A 1954-03-23 HANS RUCKSTUHL; OTTO SENN; WALTER WEHRLI
171 Trisazo dyestuffs US5277748 1948-10-04 US2576768A 1951-11-27 WALTER ANDERAU
172 Pigments and molding powders comprising polyvinyl acetal resins dyed with vat dyes US1808348 1948-03-30 US2534136A 1950-12-12 AMEDEE LANTZ LOUIS; ARTHUR SCHOFIELD; ERNEST SPINNER
173 Metallizable tetrakisazo dye US57989845 1945-02-26 US2459913A 1949-01-25 WERNER BOSSARD
174 Azo dyestuffs and process of preparing same US28903839 1939-08-08 US2283294A 1942-05-19 FRITZ STRAUB; PETER PIETH; WALTER ANDERAU; WALTER HANHART
175 Azo compounds and material colored therewith US28991839 1939-08-12 US2226174A 1940-12-24 MCNALLY JAMES G; DICKEY JOSEPH B
176 Metal compounds of azo dyestuffs US26379539 1939-03-23 US2221361A 1940-11-12 MAX SCHMID
177 Azo compounds and material colored therewith US26812539 1939-04-15 US2211339A 1940-08-13 MCNALLY JAMES G; DICKEY JOSEPH B
178 Water-insoluble azo dyestuffs and fiber dyed therewith US24169238 1938-11-21 US2203038A 1940-06-04 ARTHUR ZITSCHER; ROBERT SCHMITT; HERBERT KRACKER
179 Azo dyestuffs US14271937 1937-05-14 US2195786A 1940-04-02 MAX SCHMID
180 Process of producing fast dyeings US17525537 1937-11-18 US2192127A 1940-02-27 FRIEDRICH EBEL; KARL KOEBERLE
QQ群二维码
意见反馈