Rail joint,申请号US19370176729-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Rail joint
摘要
申请公布号	US2156312(A)	申请公布日期	1939.05.02
申请号	US19370176729	申请日期	1937.11.26
申请人	D.V. O'CONNELL	发明人	SCHUPPNER ELMER
分类号	E01B11/02	主分类号	E01B11/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Protecting device for hay-making machines with tools folding upwardly.

Aromatic acids.

Device for measuring the hydrogen concentration in aluminium melts.

Diastereoselective process for the preparation of intermediates useful for the synthesis of peptide derivatives.

Valve operating device with a magnetic valve for an internal-combustion engine.

Inclined lift comprising several telescopic elements.

一种用于印刷电路板的显示盘

在一个采煤工作面上双台刨煤机作业的机械化装置

吗氟喹啉盐酸盐的制备方法

纺织品整理剂

苎麻纤维轻度乙酰化变性工艺和应用技术

Dental treatment instrument with aspirating and irrigating device.

Process for the low-pressure copolymerization of ethylene with alpha-olefines, and ethylene copolymerisates having a very little non-reacted monomer content.

MAGNETOGRAPHIC TESTING DEVICE

HEAT EXCHANGE PIPE

METHOD FOR OBTAINING PURE FOR ANALYSIS AMMONIUM- ALUMINIUM ALUM

DEVICE FOR AUTOMATED REPLACEMENT OF GRIPPERS AND INSTRUMENTS