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
Time recording device
摘要
申请公布号
US2160006(A)
申请公布日期
1939.05.30
申请号
US19340717190
申请日期
1934.03.24
申请人
THOMPSON LOUIS T E;RIFFOLT NILS A M
发明人
THOMPSON LOUIS T. E.;RIFFOLT NILS A. M.
分类号
G04F13/02
主分类号
G04F13/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MOUTH COMPOSITION ACCOMPANIED WITH STABILIZED TIN SALT
TRANSFERRING MEASURED QUANTITIES OF POWDER
NOVEL STARCH HYDROLYSATE AND PRODUCTION THEREOF
METHOD OF CONFIRMING CIRCUIT POSITION ON THROUGH HOLE PRINTED CIRCUIT BOARD
CONTROL SYSTEM FOR ATTITUDE OF UNDERWATER RUNNING BODY PROVIDED WITH ACOUSTIC HOMING MECHANISM
SUBSTRATEECOPYING FILM DEPOSITION SYSTEM* NEGATIVE RESIST* AND SUBSTRATE COVERED WITH SAME RESIST FILM
PREPARING PROCESS FOR BENZOEC AMIDES
PROCESS FOR PREPARING 1-AMINO-LOWER ALKYL 3,4 DIPHENYL-1H-PYRAZOLES
PROCESS FOR PURIFICATION OF -CAPROLACTAM
HOLLOW BLOCK BODY
MEASURING AND CONTROLLING DEVICE FOR COMPENSATING WEAR OF GRINDING TOOL
CONTOUR CONTROL SYSTEM
METHOD AND DEVICE FOR ASSEMBLING PISTON ASSEMBLY
CONSTRUCTION OF CONNECTING VERTICAL MEMBERS AND BEAM MEMBERS
THERMAL DISPLACEMENT PREVENTION APPARATUS FOR GRINDER
ROTARY DRUM TYPE FLYING SHEAR
BALL TAP FOR CISTERN
AIRRFUEL RATIO CONTROLLER FOR CARBURETOR
FUEL SUPPLY DEVICE FOR COMPRESSION IGNITION ENGINE
HEATER CONTROL CIRCUIT
