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
Relay
摘要
申请公布号
US2174592(A)
申请公布日期
1939.10.03
申请号
US19370157505
申请日期
1937.08.05
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
JR. ROBERT L. PEEK,
分类号
H01H50/30
主分类号
H01H50/30
代理机构
代理人
主权项
地址
您可能感兴趣的专利
OPTIMIZED METHOD FOR RECYCLING BIO-OILS INTO HYDROCARBON FUELS
METHOD OF REDUCING LEAKS FROM A PIPELINE
LED LIGHT-EMITTING COLUMN AND LED LIGHT USING THE SAME
AUTOMATED SYNCRHONIZED NAVIGATION SYSTEM FOR DIGITAL PATHOLOGY IMAGING
TUBING ADAPTER FOR INFLUENCING THE PRESSURE INSIDE A TUBING SECTION DURING A MEDICAL TREATMENT
Pre-sulfiding and pre-conditioning of residuum hydroconversion catalysts for ebullated-bed hydroconversion processes
DC bus voltage control
Rapid selection method for HIV gp-120 variants
Processes for producing polyunsaturated fatty acids in transgenic organisms
Modified bacteriophage including an alpha/beta small acid-soluble spore protein (SASP) gene
Gapped magnet core
Aqueous pharmaceutical formulation of tapentadol for oral administration
Ceiling-mounted indoor unit for air conditioning apparatus
Prosthesis for simulating natural kinematics
Coding of transform coefficients for video coding
Pyridazinone derivatives as thyroid hormone receptor agonists
Parenteral administration of tapentadol
Removable shed sleeve for switch
Smart connector system for surgical machine
Interactive cognitive recognition sports training system and methods
