专利检索_·用于管或长形空心制品的专利检索_·用于管或长形空心制品的专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
101	Mold forming apparatus and method	US19907962	1962-05-31	US3169284A	1965-02-16	JOHNSTON LOYAL L

102	Apparatus for lining cylindrical flasks	US11398461	1961-05-08	US3143774A	1964-08-11	EWING PAUL E

103	Machine foe making tedieaded molds	US3126592D		US3126592A	1964-03-31

104	Spinning table assembly	US3963460	1960-06-29	US3102310A	1963-09-03	HUNTER WILLIAM A

105	Apparatus for producing sand molds	US1528560	1960-03-16	US3061899A	1962-11-06	HUNTER WILLIAM A

106	Stamper and hammer for foundries	US69052333	1933-09-22	US1977851A	1934-10-23	HEINRICH HEPPERLE

107	Pattern for sheaves or pulleys	US56671431	1931-10-03	US1893583A	1933-01-10	FRICK EMORY H; ECKEL CLARENCE N

108	Plant for and method of manufacturing cast iron pipe and the like	US22073127	1927-09-20	US1808366A	1931-06-02	MCWANE JAMES R

109	Ramming machine for forming pipe molds	US31445028	1928-10-23	US1799076A	1931-03-31	ROBERT ARDELT

110	Tamping device for use in molding operations	US34889129	1929-03-21	US1751465A	1930-03-25	FRANCIS BREEDEN

111	Controlling mechanism for mold-ramming machines	US29976528	1928-08-15	US1728705A	1929-09-17	JOSEPH STONE

112	Ramming machine	US10806126	1926-05-10	US1711954A	1929-05-07	LANDON ARCHER A

113	Ramming machine	US21821627	1927-09-08	US1675088A	1928-06-26	BLISS SHERWOOD C

114	Apparatus for casting cast-iron pipes	US60658822	1922-12-13	US1585391A	1926-05-18	GONSHIRO KUBOTA

115	Plant for molding spiral-corrugated cast-iron pipe	US1826925	1925-03-25	US1550514A	1925-08-18	BAKER DIMICK DANIEL

116	Pattern for casting pipe	US74009624	1924-09-26	US1544061A	1925-06-30	BAKER DIMICK DANIEL

117	Apparatus for casting pipe	US68981024	1924-01-31	US1544060A	1925-06-30	BAKER DIMICK DANIEL

118	Method of casting pipe	US68786824	1924-01-22	US1544059A	1925-06-30	BAKER DIMICK DANIEL

119	Pipe mold	US68786724	1924-01-22	US1544058A	1925-06-30	BAKER DIMICK DANIEL

120	Apparatus for molding pipe	US58864922	1922-09-16	US1544056A	1925-06-30	BAKER DIMICK DANIEL

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