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 and apparatus for making heat exchanging elements
摘要
申请公布号
US2155394(A)
申请公布日期
1939.04.25
申请号
US19360063895
申请日期
1936.02.14
申请人
BERG ALFRED J;HUSE JOHN O
发明人
BERG ALFRED J.;HUSE JOHN O.
分类号
B21C37/26;F28F1/36
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
Guiding rail for a roller blind of a sliding roof system
Injection compression moulding method for producing a plastic part
Polishing process for polishing of rotationally symmetric workpieces
Buffer for railway vehicles
Truck, trailer or semitrailer, having a back foldable side wall
Starting material for the fabrication of saw blades or saw bands and method for the production thereof
Method and system for storage, processing and dispensing of food products
Handling of standardized properties and their use in data exchange
M-STAGE KINESIN INHIBITOR
MEDICINAL COMPOSITION
ANALOGS OF LYSOPHOSPHATIDIC ACID AND METHODS OF MAKING AND USING THEREOF
SUBSTITUTED BENZOSULPHONAMIDES AS POTENTIATORS OF GLUTAMATE RECEPTORS
BENZOXAZINYL-AMIDOCYCLOPENTYL-HETEROCYCLIC MODULATORS OF CHEMOKINE RECEPTORS
PHARMACEUTICAL USE OF SUBSTITUTED 1,2,4-TRIAZOLES
Detector for distinguishing phases in a multiphase fluid mixture
OPTIMAL POLYVALENT VACCINE FOR CANCER
Fire retardant composition
Measurement station and processing station for semiconductor wafers
A POWER TRANSMISSION DEVICE FOR A COMBUSTION ENGINE
Speed dialing system and method in a virtual private network
