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
Current regulation
摘要
申请公布号
US2607030(A)
申请公布日期
1952.08.12
申请号
US19480021651
申请日期
1948.04.17
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MEACHAM LARNED A.
分类号
H03K4/12
主分类号
H03K4/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SYSTEM AND METHOD FOR COMPUTER INTERFACE BOARD IDENTIFICATION
ELECTRICAL SWITCHES AND SENSORS WHICH USE A NON-TOXIC LIQUID METAL COMPOSITION
SYSTEM COMPENSATING FOR LATERAL TARGET MOVEMENTS
PROCEDURE AND APPARATUS FOR MOVING THE MAIN GIRDER AND TROLLEY OF A CRANE
MESO-TETRAPHENYL PORPHYRIN COMPLEX COMPOUNDS, PROCESS FOR PREPARING THE SAME AND PHARMACEUTICALS CONTAINING THE SAME
PROCESS FOR THE PREPARATION OF BIS(2-BENZOXAZOLYL)STILBENES
FERRULE HOLDER FOR FIBER OPTIC CONNECTOR
LOW LINE HARMONIC AC TO DC POWER SUPPLY
METHODS FOR PURIFYING 20(S)-CAMPTOTHECIN
AFTERBURNER FOR VARIOUS FURNACES
VASCULAR ACCESS CATHETER AND METHODS FOR MANUFACTURE
BALL PLATE DEVICE WITH CENTRING CAGE
DISCOIDAL DYNAMO-ELECTRIC MACHINE
CATION-SUBSTITUTED CLAY MINERAL, PROCESS FOR PRODUCING THE SAME, AND CHROMATOGRAPHIC PACKING COMPRISING THE SAME
PURIFICATION OF A COMPONENT OF A BINARY AZEOTROPE
5-HT2 RECEPTOR ANTAGONIST COMPOSITIONS USEFUL IN TREATING VENOUS CONDITIONS
AN EFFECTIVE TREATMENT MODALITY FOR INFECTIOUS DISEASES, PULMONARY CONDITIONS AND SEQUELAE THEREOF
ENZYME-CONTAINING PHARMACEUTICAL OR COSMETIC COMPOSITION, PROCESS FOR PREPARING THE SAME AND ITS USE
Machine for turning and transporting Edam cheese which has been divided into pieces which are packed in plastic film, of the format: 1/4, 1/6 and 1/8
A METHOD OF PLAYING A WAGERING GAME
