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
Threading method and mechanism
摘要
申请公布号
US1805126(A)
申请公布日期
1931.05.12
申请号
US19280318334
申请日期
1928.11.10
申请人
A. H. WIRZ, INC.
发明人
BARKER EDWIN H.
分类号
B21D51/36
主分类号
B21D51/36
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PROTECTIVE COVERING
COLOURED COUPLER
WATER HEATED CLARIFIER
HYDRAULIC LOADING OR UNLOADING APPARATUS
écrou ou boulon indesserrable
Improvements in collapsable cases, trunks, packing cases and the like
Improvements in or relating to passenger rail coaches
Electrical remote indicating systems
Improvements in or relating to keying devices for high frequency circuits
Process for preparation of unsaturated nitriles
Wheel structure
Stabilization of tetrafluoroethylene
Structure for supporting fuel tanks in aircraft wings
Starter adapter terminal
Method and apparatus for making caps or covers
Brooder
Electrodeposition of tin
Coupling device
Elastic fluid mechanism
Fuel tank
