Portable pavement ramp with optional integral drainage channel,申请号GB19890022155-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	Portable pavement ramp with optional integral drainage channel
摘要
申请公布号	GB2223256(A)	申请公布日期	1990.04.04
申请号	GB19890022155	申请日期	1989.10.02
申请人	FRANK DAVID EMBRY * WENMAN	发明人	FRANK DAVID EMBRY * WENMAN
分类号	A61G3/06;E01C11/22	主分类号	A61G3/06
代理机构		代理人
主权项
地址

您可能感兴趣的专利

BAKING CLAMP AND AUTOMATIC BAKING DEVICE

METHOD AND DEVICE FOR PRODUCING ELECTROMAGNETIC PULSES

Multiple parallel conductor for windings of electric devices and machines

Incorporating invariances by preprocessing for kernel-based methods

Use of Anti-Creatinine-Antibodies or other Creatinine bonding substances for the determination of Creatinine in biological samples and method of producing thereof

Metallic substrate coated with a corrosion-inhibiting dubbing layer based on polyacids and coating process

Headrest for vehicle seats.

METHOD AND DEVICE FOR MONITORING A SENSOR

PRESSURE TUBE OF A PLASTIC MATERIAL

Olefin isomers as lubricants, rate of penetration enhancers and spotting fluid additives for water-based drilling fluids

Shaft for motor-driven spindle

Applying digital watermarks to data files

Process for the production of acetic anhydride

Process for the recovery of polyamide monomers involving filtration and depolymerisation of polyamide oligomers

Cofactor for transmethylation

CENTER FRAME OF A TWO-PART BELLOWS OF A CONNECTING ELEMENT

FLAG-POLE LIGHT

Spectrum feature parameter extracting system based on frequency weight estimation function