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
Dual faced photographic screen
摘要
申请公布号
US2787320(A)
申请公布日期
1957.04.02
申请号
US19550553090
申请日期
1955.12.14
申请人
CHARLES SCHULTZ
发明人
SCHULTZ CHARLES
分类号
G03B21/58
主分类号
G03B21/58
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Polyester compositions having a reduced corrosive effect on metals, and their use.
Colour-fast monoazo dyestuff, its preparation and use.
2-(N-(2-Fluoro-6-bromophenyl)-N-(thiemyl-2-methyl)-amino)-2-imidazoline, its addition salts, pharmaceutical compositions containing them and processes for their preparation.
SEMICONDUCTOR STORAGE DEVICE
ESTER COMPOUND AND INSECTICIDAL COMPOSITION AND METHOD
PREPARATION OF DLLSERINE
Process for producing tertiary phosphine oxides, and tertiary phosphine oxides attached to a polymeric chain.
CLASSIFICATION OF PARTICULATE MATERIAL
Catalytic conversion of butadiene to furan.
Cured rubber skim stock compositions having improved metal adhesion and metal adhesion retention, and tyre having said improvement.
Sensing system for a capacitive semiconductor memory.
Stabilized sighting devices for vehicles.
Process and apparatus for making float glass.
Production of carboxylic acid salts.
Graphic forming device with preview feature.
Semiconductor memory device.
Food heating apparatus provided with a voice synthesizing circuit.
Insulator for high and medium voltage windings and process for manufacturing such an insulator.
Multi-character display controller for text recorder.
Method of manufacturing products from a copper containing aluminium alloy.
