PROTECTIVE COVER FOR SEWER GRATES,申请号US19750604304-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	PROTECTIVE COVER FOR SEWER GRATES
摘要
申请公布号	US4046482(A)	申请公布日期	1977.09.06
申请号	US19750604304	申请日期	1975.08.13
申请人	PAASCH, HAROLD R.	发明人	PAASCH, HAROLD R.
分类号	E03F5/06;(IPC1-7):E01C11/22	主分类号	E03F5/06
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Delignification and bleaching process for lignocellulosic pulp with peroxide in the presence of metal additives

Apparatus and method for storing spent fuel assemblies

Printing on low surface energy polymers

Television/telephone system with annunciator and intercom feature

Feedthrough apparatus

Selective plating interior surfaces of electrical terminals

Shut-off nozzle for injection moulding of thermoplastics

Flash photography system and electronic flash device for use in the system

Streamlining apparatus

Hydraulic system providing equalized load on implement support wheels

Explosive mixture for blasting

Infinitely variable cone disk-wrapping vee belt drive for driving a motorcycle

Closure and seal construction for high-pressure oxidation furnace and the like

Automatic fence picket stock conveyor for fence picket pointing machine

Selectable field-of-view infrared lens

Passive lower body restraint for automotive vehicles

Manually controlled fluid valve

Folding pole truckbed

Wire line no-blow tool