专利检索_ 以相同零件相对排列为特征的制造铸型或型芯的造型机专利检索_ 以相同零件相对排列为特征的制造铸型或型芯的造型机专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
261	Molding apparatus	US30331352	1952-08-08	US2767445A	1956-10-23	TACCONE RUSSELL W

262	Mold making machine	US74683547	1947-05-08	US2651087A	1953-09-08	FELLOWS HARRISON E

263	Apparatus for and method of making sand molds mechanically	US16621150	1950-06-05	US2636231A	1953-04-28	DOUGHERTY JAMES T

264	Forming machine	US76760847	1947-08-08	US2503029A	1950-04-04	CONNER GUY O

265	Draw unit	US53505044	1944-05-11	US2424712A	1947-07-29	SCHERER CHARLES F; POPP CHARLES C

266	Apparatus for casting jointed shoe lasts	US74852134	1934-10-16	US1994573A	1935-03-19	CLARK GEORGE C

267	Method of making molds	US43184630	1930-02-27	US1944744A	1934-01-23	KUHLKE OTTO J

268	Pressure supplying system	US61308232	1932-05-23	US1939586A	1933-12-12	YAGER GEORGE F; HEATH OLIVER J

269	Molding and the forming of sand molds	US1913485D		US1913485A	1933-06-13

270	Method of forming composite molds for casting metals	US62832932	1932-08-11	US1906676A	1933-05-02	ALFRED WALCHER

271	Method of making wood mold dies	US44665630	1930-04-23	US1905048A	1933-04-25	NORRIS CHARLES B; CURRAN FRANK M; STEENWYK HENDRIK W VAN

272	Straight line guide for molding and other machines	US39699529	1929-10-03	US1882446A	1932-10-11	RAMSDEN JOHN T

273	Machine for pushing foundry molds out of their boxes	US54627631	1931-06-23	US1877494A	1932-09-13	WOODWARD BULLOCK THOMAS

274	Equalizing support	US1875285D		US1875285A	1932-08-30

275	Dies and process of making the same	US27511928	1928-05-04	US1868788A	1932-07-26	ZINSER PAUL R

276	Molding apparatus	US45885130	1930-05-31	US1854528A	1932-04-19	BLAINE STINE SAMUEL

277	Apparatus for molding in sand	US35805829	1929-04-25	US1821270A	1931-09-01	MILES WILLIAM A

278	moavoy	US1807578D		US1807578A	1931-05-26

279	Method of casting annealing box covers	US34541729	1929-03-08	US1800848A	1931-04-14	SHELDON HARRY E

280	Tilting casting box	US14116826	1926-10-12	US1783323A	1930-12-02	WISE WOOD HENRY A

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