序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
61 Acetylene generation US43494242 1942-03-16 US2343185A 1944-02-29 CLIFFORD HOLM ANDREW; EDDIE POIRLER
62 Apparatus for producing acetylene and lime hydrate US30508039 1939-11-18 US2278521A 1942-04-07 KOJOLA HUGO V; MAURICE O'BRIAN
63 Apparatus for dry generation of acetylene US16117537 1937-08-27 US2189762A 1940-02-13 MAURICE O'BRIAN
64 Process of preparing acetylene US20527D USRE20527E 1937-10-05
65 Acetylene-generator US28704719 1919-04-02 US1377595A 1921-05-10 ERNST LUDER
66 Safety acetylene-gas generator. US1355915 1915-03-11 US1159814A 1915-11-09 WAGSCHAL LOUIS
67 Acetylene-gas generator. US1913764421 1913-04-29 US1094003A 1914-04-21 MCVAY ZADOCK
68 Acetylene-gas generator. US1912682504 1912-03-08 US1067565A 1913-07-15 WEBB WILLIAM
69 Acetylene-gas apparatus. US1912705924 1912-06-26 US1065116A 1913-06-17 DETMER MARTIN J
70 Carbid-feed mechanism for acetylene-gas generators. US1906318668 1906-05-25 US873176A 1907-12-10 SCHLIEDER AUGUSTUS E
71 Acetylene-gas machine. US1906300141 1906-02-08 US848331A 1907-03-26 WALTER ROBERT H
72 Acetylene-generator. US1904202910 1904-04-13 US807598A 1905-12-19 CARTER RICHARD F
73 Acetylene-gas generator. US1902088385 1902-01-04 US706067A 1902-08-05 KARG ANTON
74 Apparatus for generating acetylene gas. US1898686862 1898-07-25 US698044A 1902-04-22 NOUZARET JEAN
75 Process of generating acetylene gas. US1896043952 1896-09-17 US682521A 1901-09-10 BLACKMORE HENRY SPENCER
76 Acetylene-gas generator. US1900034094 1900-10-23 US679862A 1901-08-06 RIDER TIMOTHY B
77 Process of manufacturing gas. US1899730561 1899-09-15 US648688A 1900-05-01 GREEN JOHN H
78 Acetylene-gas generator. US1898680550 1898-05-13 US647496A 1900-04-17 JAVAL AFLRED
79 Manufacture of gas. US1898680308 1898-05-10 US646019A 1900-03-27 FAZI ETTORE DE
80 Acetylene-gas generator. US1898685653 1898-07-11 US645271A 1900-03-13 ROSS WILLIAM
QQ群二维码
意见反馈