专利检索_ .扣住和固定钥匙或把手的叉形器件例如指旋器专利检索_ .扣住和固定钥匙或把手的叉形器件例如指旋器专利检索查询_ .扣住和固定钥匙或把手的叉形器件例如指旋器专利检索查询分析平台

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
81	Keyhole-guard.	US1904215858	1904-07-09	US786842A	1905-04-11	ROBESON ROBERT I

82	Key-fastener.	US1904190245	1904-01-22	US766249A	1904-08-02	HENDERSON EDWIN F

83	Key-guard.	US1903172991	1903-09-12	US763920A	1904-06-28	MORELL ALLEN

84	Key-fastener.	US1903184757	1903-12-11	US760146A	1904-05-17	PICKARD ADDIE C

85	Key-fastener.	US1903147531	1903-03-12	US741190A	1903-10-13	THOMSON WILLIAM M

86	Key-fastener.	US1901082337	1901-11-15	US706537A	1902-08-12	DOWNARD BYRON B

87	Key-guard.	US1901043273	1901-01-14	US670240A	1901-03-19	MULLAUER LEOPOLD

88	Key-guard.	US1899706608	1899-02-23	US628438A	1899-07-04	DOWNING LANDON L

89	Moses l	US614115D		US614115A	1898-11-15

90	Joseph richard parker	US611646D		US611646A	1898-10-04

91	Half to s	US607807D		US607807A	1898-07-19

92	Key-fastener	US597547D		US597547A	1898-01-18

93	Elmer e	US596270D		US596270A	1897-12-28

94	Key-fastener	US591177D		US591177A	1897-10-05

95	Key and door fastener	US588758D		US588758A	1897-08-24

96	Key-fastener	US577504D		US577504A	1897-02-23

97	Key-holder	US568758D		US568758A	1896-10-06

98	Key-fastener	US567344D		US567344A	1896-09-08

99	Key retainer and locker	US566820D		US566820A	1896-09-01

100	Key-guard	US540996D		US540996A	1895-06-11

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