专利检索_ .用于调车操作或窄轨列车专利检索_ .用于调车操作或窄轨列车专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
41	Improvement in car-brakes	US150417D		US150417A	1874-05-05

42	Improvement in car-brakes	US133629D		US133629A	1872-12-03

43	Teeeitoet	US129789D		US129789A	1872-07-23

44	Improvement in automatic car-brakes	US100958D		US100958A	1870-03-15

45	Improved railway-car brake	US99424D		US99424A	1870-02-01

46	Chinery	US88990D		US88990A	1869-04-13

47	Improved hah,way-cak brake	US83674D		US83674A	1868-11-03

48	Joseph h	US74240D		US74240A	1868-02-11

49	baknes	US69892D		US69892A	1867-10-15

50	Improvement in railroad-car brakes	US40007D		US40007A	1863-09-22

51	Improvement in car-brakes	US35967D		US35967A	1862-07-22

52	Holding means for wheeled vehicles	US14498050	1950-02-18	US2634690A	1953-04-14	CLINGAN JOHN R T

53	Braking mechanism	US38718941	1941-04-07	US2278160A	1942-03-31	BELTMAN GEORGE C

54	Safety-brake stick	US17438827	1927-03-10	US1709417A	1929-04-16	UHLMAN JOHN J; JOHNSON ELLIE H

55	Mine-car braking mechanism	US11006226	1926-05-19	US1644474A	1927-10-04	HEBB JOHN A

56	Car brake	US68943324	1924-01-30	US1494363A	1924-05-20	LUSEBRINK ALBERT W

57	Car-brake.	US1910541519	1910-02-02	US981963A	1911-01-17	WILSON RUPERT ERIC

58	Brake.	US1908442426	1908-07-07	US930234A	1909-08-03	RUDOLPH ROBERT E

59	Brake mechanism.	US1908442578	1908-07-08	US926578A	1909-06-29	LARSEN ANDREW

60	Brake.	US1908411070	1908-01-16	US896649A	1908-08-18	MARSH WILLIAM C

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