首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Dispositif permettant le remplacement d'un équipement électrique défectueux par un équipement de réserve.
摘要
申请公布号
CH246560(A)
申请公布日期
1947.01.15
申请号
CHD246560
申请日期
1944.05.10
申请人
STANDARD TELEPHONE ET RADIO S. A.
发明人
STANDARD TELEPHONE ET RADIO S. A.
分类号
H03F1/54;H04B1/74
主分类号
H03F1/54
代理机构
代理人
主权项
地址
您可能感兴趣的专利
TESTING METHOD FOR THERMAL HEAD
CONTROLLING METHOD OF IGNITION TIMING FOR INTERNAL COMBUSTION ENGINE
ZERO INSERTING AND REMOVING FORCE CONNECTOR
MANUFACTURE OF UNSATURATED POLYESTER FROM OLEFIN
ILLUMINATOR
CONTINUOUS MANUFACTURE OF PEROXYCARBOXYLIC ACID COMPOSITION
MANUFACTURE OF 2-METHYLENEALDEHYDE
INJECTION MOLD
NOVEL TRICYCLIC ARYLETHER, MANUFACTURE AND DRUG CONTAINING IT FOR ALLERGIC DISEASE
STEREOSELECTIVE SYNTHESIS OF CYCLOPROPANE CARBOXYLATE AS INTERMEDIATE FOR PYRETHROID
2-(BETA-SUBSTITUTED ALKYL)IMIDAZOLES
TETRACHLOROPHTHALAMINE ACID DERIVATIVE
PREPARATION OF OXALIC ACID-CONTAINING PRODUCT
MANUFACTURE OF EMBOSSING FACE MOLD FOR DECORATIVE BOARD
MANUFACTURE OF LAMINATED PLATE SEPARATELY ARRANGED
ARTIFICIAL MARBLE BOARD
PRODUCTION OF MOLD FOR VACUUM FORMING
METHOD AND DEVICE FOR PRODUCING TUBULAR BULB
LOW VOLTAGE DISCHARGE LAMP WITH DIMMER
DEVICE FOR FIRING DISCHARGE LAMP