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
Underwater viewing device
摘要
申请公布号
US2730921(A)
申请公布日期
1956.01.17
申请号
US19530341807
申请日期
1953.03.11
申请人
LITTLE HOWARD W
发明人
LITTLE HOWARD W.
分类号
G02B23/22
主分类号
G02B23/22
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Method and system for flexible discontinuous receive management in a telematics system
Control device for controlling/regulating the operational sequences in a motor vehicle, and a method of starting such a control device
Keyless entry module and method
Pool maintenance device
Distributed processing system
Method for manufacturing liquid crystal display device with particular pad protection layers
Apparatus and method that prevent flux reversal in the stator back material of a two-phase SRM (TPSRM)
Organic EL element drive circuit and organic EL display device using the same drive circuit
Electronic device display system and method
Led packages having improved light extraction
Thiocarbamate inhibitors of alpha-4 integrins
Oxidation reduction sensitive green fluorescent protein variants
Manufacturing method of semiconductor device
Liquid crystal display
Brazed aluminum turbine for an automotive transmission and method thereof
System and method for handling and polywrapping articles
Waterproof footwear and process for its manufacture
Method for operating an internal combustion engine
Process for the production of nan-sized zeolite A
Scrubber
