专利检索_ .犁梁;手柄专利检索_ .犁梁;手柄专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
61	Improvement in cotton-scrapers	US196244D		US196244A	1877-10-16

62	Improvement in plow and cultivator handles	US174055D		US174055A	1876-02-29

63	Improvement in metal plow-beams	US158725D		US158725A	1875-01-12

64	Improvement in cultivating-plows	US144247D		US144247A	1873-11-04

65	Improvement in plows	US140302D		US140302A	1873-06-24

66	Improvement in shovel-plows	US83481D		US83481A	1868-10-27

67	Ezra peck	US82157D		US82157A	1868-09-15

68	Improvement in cultivators	US78203D		US78203A	1868-05-26

69	Improvement in plows	US18480D		US18480A	1857-10-20

70	Handlebar for implements	US18998027	1927-05-09	US1698759A	1929-01-15	LANGER RUDOLPH J

71	Plowhandle	US17180227	1927-03-01	US1675904A	1928-07-03	GARCIA NAVARRO SATURNINO

72	Hand grip	US16264527	1927-01-21	US1643891A	1927-09-27	HOWELL WILLIE A

73	Plow	US6153225	1925-10-09	US1590916A	1926-06-29	STROMATT JOSEPH C

74	Steel-beam shovel plow	US64167023	1923-05-26	US1548734A	1925-08-04	ARCHIEBALD MORRISON

75	Plow	US28749019	1919-04-04	US1398075A	1921-11-22	BEEBE HARTSOUGH RALPH

76	Plow-beam	US30986719	1919-07-10	US1331446A	1920-02-17	FERDINAND MANNING

77	Plow.	US1914852932	1914-07-24	US1128604A	1915-02-16	HANKINS ELIAS

78	Garden-tool.	US1913757679	1913-03-29	US1082040A	1913-12-23	NOLAN ELMER L

79	Plow.	US1908466545	1908-12-08	US931125A	1909-08-17	JAMES EDWARD B

80	Plow.	US1904226897	1904-10-03	US857852A	1907-06-25	WIARD GEORGE