Perfectionnements apportés aux dispositifs photo-électriques,申请号FRD716222-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	Perfectionnements apportés aux dispositifs photo-électriques
摘要
申请公布号	FR716222(A)	申请公布日期	1931.12.17
申请号	FRD716222	申请日期	1931.04.28
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	H01J40/16	主分类号	H01J40/16
代理机构		代理人
主权项
地址

您可能感兴趣的专利

COMPOSITION FOR PRODUCING HARD BREAD FOR FUNCTIONAL PURPOSE

FOUNDATION BEARER

BLADE OF AN AXIAL TURBO-MACHINE

SYSTEM OF WATER SUPPLY FROM UNDERGROUND SOURCES IN INHABITED LOCALITIES

METHOD FOR DIAGNOSING CEREBRAL ARTERIO-VENOUS MALFORMATIONS MANIFESTING CLINICALLY WITH EPILEPTIC SYNDROME AND TREATING THEM OPERATIVELY

METHOD OF MODELING WORKPIECES OF LARGE PARTS

COMPOSITION OF INGREDIENTS FOR “ROYAL BANKET WITH HORSE RADISH AND HONEY”, SPECIAL VODKA

SWITCHED RELUCTANCE MOTOR

METHOD FOR MULCHING SOIL IN ORGANIC FARMING SYSTEM

MULTI-PHASE PHASE-SHIFTER

PROCESS FOR THE DETERMINATION OF COMPOSITION OF WATER COOLANT

METHOD FOR GROWING REPLACEMENT PIGLETS ON FLOOR OF REINFORCED- CONCRETE SLEEPERS

METHOD FOR PRODUCING BOILED GINGERBREAD

MIXING, FERMENTING AND FORMING APPARATUS

BURNER FOR BURNING SOLID FUEL

METHOD FOR MODELING DISSECTION OF OPTIC NERVE IN RABBIT (MODIFICATION 1)

Polymeric building materials based on flotation waste from flotation of zinc and lead ore and waste sulfur

Nanosilver conductive paste, especially for high current and high temperature applications

Wind-heat interstice driving system