Improvements in film projection apparatus,申请号GB19370000674-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	Improvements in film projection apparatus
摘要
申请公布号	GB481321(A)	申请公布日期	1938.03.09
申请号	GB19370000674	申请日期	1937.01.09
申请人	SVEN ARVID LIONEL SALVEN	发明人
分类号	G03B21/20	主分类号	G03B21/20
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Compounds and methods for modulating cell adhesion

Sustained release delivery of amphetamine salts

IL-1/TNF-alpha-activated kinase (ITAK), and methods of making and using the same

Lightweight foamed glass aggregate

Membranes containing sulfonated polyetherketone and another polymer, method for the production and use thereof

Film processing solution cartridge and method for developing and digitizing film

Composite membrane

Electrical energy systems, power supply apparatuses, and electrical energy supply methods

Computer system with a communication bus

Hard precious metal alloy member and method of manufacturing same

Articulating chair

Electromagnetic switch for a starter

Glycopeptide antibiotics

Plug-in connector module

High permeability thin films and patterned thin films to reduce noise in high speed interconnections

CMOS integrated circuit devices and substrates having buried silicon germanium layers therein and methods of forming same

Semiconductor device test method and semiconductor device tester

Two piecefused femoral hip stem

Single valve ready to use hose end sprayer