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
Interchangeable lens frame
摘要
申请公布号
US2551144(A)
申请公布日期
1951.05.01
申请号
US19490096437
申请日期
1949.06.01
申请人
LINDEMANN HOWARD C;PEARSON ELEANOR L
发明人
LINDEMANN HOWARD C.;PEARSON ELEANOR L.
分类号
G02C1/08
主分类号
G02C1/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Orientation device for orientating a sensor probe
Router guide
Flux-cored wire, welding method using flux-cored wire, method for manufacturing weld joint using flux-cored wire, and weld joint
Method for detecting flaws in the process for the continuous laser welding of metallic portions
Height adjustment mechanism for power tool
Chuck
Device for employment in a machine tool as well as machine tool
Casting plunger and casting unit with shut-off valve
Leveler equipment and sheet material flattening method
Optimized airborne component extractor
Method of immobilization of silver nanoparticles on solid substrates
Applicator for applying a sealing compound to an edge-raised seam and associated operating method
System and method for superabsorbent material
Methods for purifying nucleic acids and devices thereof
Thermally expandable microcapsule
Rotary disc device in a rotary fluidized bed and method using said device
Mixing apparatus and method of preparing edible dispersions
Catalytic filter module and catalytic filter system comprising same
Filter and filter media having reduced restriction
Filter group with presence sensor of water in diesel fuel