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
Method of making a heat exchange element
摘要
申请公布号
US2162693(A)
申请公布日期
1939.06.20
申请号
US19370157378
申请日期
1937.08.04
申请人
BERG ALFRED J;HUSE JOHN O
发明人
BERG ALFRED J.;HUSE JOHN O.
分类号
B21C37/26
主分类号
B21C37/26
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ELECTROMECHANICAL CONVERTER AND METHOD OF PRODUCING SAME
PHASE INVERTING CIRCUIT
ELECTRICALLY ACTIVATING RECORDING ELEMENT
AXIAL FLOW COMPRESSOR
APPARATUS FOR CONTROLLING EXHAUSTING PRESSURE AND FLOWING QUANTITY IN SCREW COMPRESSOR
EXHAUST GAS RECIRCULATING DEVICE WITH ENGINE IDLING-UP DEVICE
REVERSELY-OPPOSED POLYGONAL-TYPE ENGINE
CONSTRUCTION OF BUILDING AND MOUNTING THEREOF
CONSTRUCTION OF FOUNDATION PILE
CONSTRUCTION OF OFFSHORE STRUCTURE
ROAD HEATER CONTROL MACHINE
PAVEMENT STONE FROM WHICH PLURAL FINE STAKE IS PULLED OFF
DOUBLE-COATED ADHESIVE TAPE AND PRODUCTION THEREOF
THERMOSETTING RESIN MOLDED ARTICLE
INSTALLING OF BRIDGE BEAM
AQUEOUS ADHESIVE
AQUEOUS DISPERSION OF POLYURETHANE RESIN
PRODUCTION OF POLYVINYL ACETAL POROUS PRODUCT
CONTROLLING DEVICE FOR ROTATION OF INTERNAL COMBUSTION ENGINE
DISPOSITIF POUR FAIRE,AU MOYEN DU TELEPHONE,DES MISES SUR LOTO ET SUR AUTRES JEUX DE HASARD AUTORISES