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
Improvements in or relating to telephone pay stations
摘要
申请公布号
GB376148(A)
申请公布日期
1932.07.07
申请号
GB19310031084
申请日期
1931.11.09
申请人
TELEPHON-APPARAT-FABRIK E. ZWIETUSCH & CO., G.M.B.H.
发明人
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
METHOD OF CONTROLLING OR ACCESSING DIGITAL CONTENT
IMAGE INFORMATION PROCESSING DEVICE, IMAGE INFORMATION PROCESSING METHOD, IMAGE INFORMATION PROCESSING PROGRAM, AND RECORDED MEDIUM ON WHICH IMAGE INFORMATION PROCESSING PROGRAM IS RECORDED
MOBILE COMMUNICATION SYSTEM AND METHOD OF PROCESSING SIGNALS
FUEL SUPPLY DEVICE FOR LNG VEHICLE
A METHOD OF ANTISTATIC DEPOSITION ON COMPONENTS OF MOBILE PHONE
CROSSTALK ELIMINATION CIRCUIT, LIQUID CRYSTAL DISPLAY APPARATUS, AND DISPLAY CONTROL METHOD
S-[2-[(1-IMINOETHYL)AMINO]ETHYL]-2-METHYL-L-CYSTEINE MALEATE HYDROCHLORIDE CRYSTALLINE SALT
Wound packing material
Stent
SYSTEM FOR ATTACHING DISPLAY PANEL FOR STEREOSCOPIC IMAGE
Working machine
Slide Pad Membrane
Power supply systems for electrical devices
Swimming goggles
Platform power management based on latency guidance
Packing of boxed gloves
POWER CORE DEVICES AND METHODS OF MAKING THEREOF
Fiber optic sensors in mwd applications
HIGH FREQUENCY DIAPHRAGM AND VOICE COIL ASSEMBLY
2-AMINOQUINAZOLINE DERIVATIVE