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 MANUFACTURING WELDED HELICAL LOCK SEAM PIPE
摘要
申请公布号
CA788585(A)
申请公布日期
1968.06.25
申请号
CAD788585
申请日期
申请人
ARMCO STEEL CORPORATION
发明人
JOHN H. TIMMERS
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Valve assembly
Plastic blow molded freestanding container
Airflow system for engine with series turbochargers
Integrated circuit with improved RC delay
Plasma processes for depositing low dielectric constant films
Motor and apparatus using the same motor
CMOS imager and method of formation
Multiple stimulus reversible hydrogels
Testing process and apparatus for determining absorption properties of porous specimen
Separator for liquid suspension
Internet server authentication client
Method of manufacturing cores for rotary electric machines
Method and apparatus for reflective mixer testing of a cable modem
Semiconductor device and method for fabricating the same
System for adapting an automatic screw machine to achieve computer numeric control
Method for nesting a computer model of a part with a computer model of a fixture
Apparatus and method to angularly position micro-optical elements
Magnetic disk drive
Secondary user interface
Antenna apparatus