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
Safety hat
摘要
申请公布号
US2248366(A)
申请公布日期
1941.07.08
申请号
US19390297465
申请日期
1939.10.02
申请人
LEWIS HOWARD B
发明人
LEWIS HOWARD B.
分类号
A42B3/10
主分类号
A42B3/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Ferroelectric memory device with merged-top-plate structure and method for fabricating the same
Sleeved glove with latching mechanism for aerodynamic position when cycling
Stepper exerciser
Selectivce error correction for ad hoc networks having multiple communication modes
Induction heater
Color-fast radiation sterilized implants and precursors thereof
Novel use of peptide compounds for treating central neuropathic pain
Three-needle closure device
Electronic component mounting structure onto board
Computing device with relatively limited storage space and operating/file system thereof
Methods and systems for creating skins
Bisphosphines as bidentate ligands
Use of antioxidants in radiation-curable coating compositions for producing adhesive coatings
Alphahydroxyacids with ultra-low metal concentration
Flame-retardant molding compositions
Treatment of peripheral neuropathy
Information processing apparatus and software
Electronic control system and method having microcomputer monitoring prohibiting function
Adjustable-length tube, in particular for poles
Illuminated touch switch
