Doubleur de fréquence,申请号FRD1020723-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	Doubleur de fréquence
摘要
申请公布号	FR1020723(A)	申请公布日期	1953.02.10
申请号	FRD1020723	申请日期	1950.06.23
申请人	SOCIETE ANONYME DE TELECOMMUNICATIONS	发明人	BERTIN RAOUL
分类号	H03B19/03	主分类号	H03B19/03
代理机构		代理人
主权项
地址

您可能感兴趣的专利

APPARATUS FOR THE MEASUREMENT OF RESIDUAL CHLORINE OR THE LIKE

Apparatus for the detection of broken yarn and the like on textile machines

Non-irritant quaternary ammonium compound composition

Method of centrifugally crimping thermoplastic textile filaments

FORMATION OF ELECTRICALLY AND THERMALLY CONDUCTIVE CONNECTIONS

PERMANENTLY DEFORMABLE INDUCTIVE WALL TUNING MEANS FOR KLYSTRONS

NON-RESONANT STUB SUPPORTS FOR SLOW WAVE CIRCUITS

ELECTRICAL CONTROL SYSTEMS

XEROGRAPHIC CHARGING APPARATUS

SATURATED ALIPHATIC POLYACYLOXYSILOXANES

METHOD FOR INCREASING THE GROWTH AND WEIGHT OF HOUSE AND FARM ANIMALS, NEW ANIMAL FOODSTUFFS CONTAINING QUINOLYL-(8)-OXY ACETIC ACID DERIVATIVES, NEW COMPOUNDS OF THAT SERIES AND PROCESS FOR THE PRODUCTION OF THESE NEW DERIVATIVES

PREPARATION OF HYPOXANTHINE-3-N-OXIDE

ANALYTICAL METHOD FOR DETERMINING ACTIVE FLUORIDE IN ACID SOLUTION

PROCESS FOR THE PREPARATION OF NOTE-PAPER FOR MAKING COPIES

PROCESS FOR PRODUCING A LOW FAT SPREAD AND THE PRODUCT THEREOF

PROCESS FOR PRODUCING READY-TO-EAT CEREALS

STAINLESS STEEL MANUFACTURING PROCESS AND EQUIPMENT

CASING COLLAR LOCATOR