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 and apparatus for shaping and shearing sheet materials
摘要
申请公布号
US2351475(A)
申请公布日期
1944.06.13
申请号
US19410416799
申请日期
1941.10.28
申请人
ARMSTRONG CORK COMPANY
发明人
BERGER JOHN L.
分类号
B21D22/10
主分类号
B21D22/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
OPTICAL MEMBER AND OPTICAL DEVICE WHICH USES THE SAME
COMPOSITION OF BEVERAGE FOR REMOVING HANGOVER
APPARATUS FOR CLEANING FILTER CLOTH AND CONSERVING WATER IN DEHYDRATOR
MESH TYPE ARTIFICIAL REEF FOR BRINGING UP BIOLOGICAL RESOURCES AND WATER PURIFICATION METHOD USING THE SAME
APPARATUS FOR LOADING LUGGAGE IN TRUNK OF VEHICLE
APPARATUS FOR POLISHING SURFACE OF PRINTING FILM
LINING MEMBER OF DEFORMED CROSS SECTION STRUCTURE AND NON EXCAVATION STREAM TUBE REPAIR METHOD USING LINING MEMBER
ON-CHIP SYSTEM HAVING VOLTAGE LEVEL CONVERTING DEVICE CAPABLE OF BREAKING LEAKAGE CURRENT CAUSED BY VOLTAGE LEVEL DIFFERENCE EFFECTIVELY
CONTROL SYSTEM OF ROBOT CLEANER
DEVICE FOR PREVENTING OVERTURN OF LARGE VEHICLE
COOLANT PASSAGE STRUCTURE OF CYLINDER HEAD
DEVICE AND METHOD FOR AUTOMATICALLY TRACKING RADIO WAVE OF VEHICLE
MANUFACTURING METHOD OF CELLULOSE FIBER
INTERFACE STRUCTURE BETWEEN PERSONAL DIGITAL ASSISTANT CIRCUIT AND MOBILE COMMUNICATION TERMINAL CIRCUIT IN PORTABLE TERMINAL DEVICE
METHOD FOR SERVICING E-MAIL FUNCTION OF CELLULAR PHONE
AIR SUPPLY DEVICE FOR VENTILATION
H-LINEARITY CONTROL CIRCUIT
METHOD FOR CONTROLLING COMMUNICATION LINE AND CONTROL EQUIPMENT
REMOTE CONTROL DEVICE OF HOME APPLIANCES AND METHOD THEREOF
MUFFLER FOR PNEUMATIC MACHINE
