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
Schaltungsanordnung fuer Selbstanschlussfernsprechapparate mit Einrichtungen zur Verhinderung missbraeuchlicher Benutzung
摘要
申请公布号
DE680216(C)
申请公布日期
1939.08.24
申请号
DE1936T047546D
申请日期
1936.10.03
申请人
TELEFONBAU UND NORMALZEIT LEHNER & CO.
发明人
WOLFFHARDT HEINZ
分类号
H04M17/02
主分类号
H04M17/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Vaccine against lipopolysaccharide core
Rotary sanding machine with a dust collecting mechanism
Extensible safety signal device
Matrix band for use in dentistry
Separable manifold of hot runners for metal molds of injection molding machines and method of manufacturing the same
Composite writing implement
Auxiliary frame for eyeglasses
Fold-out camper for a pick-up truck
Robust supported display folder
Machine insertable promotional card
Face seal cartridge
Drive system for an article conveyor module
Slatwall mounting bracket
Aircraft advertising system
Subcutaneous injection set for use with a reservoir that has a septum
Traction garment
Video endoscope and system incorporating the same
Adjustment and calibration system for post-fabrication treatment of on-chip temperature sensor
Waterproof lighting device
Frame structure for housing panel plates