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
AUTOMATIC EXPOSURE CONTROL DEVICE FOR PHOTOGRAPHIC CAMERAS
摘要
申请公布号
US3542462(A)
申请公布日期
1970.11.24
申请号
USD3542462
申请日期
1968.10.09
申请人
ERNST & WILHELM BERTRAM
发明人
WILHELM BERTRAM
分类号
G03B7/085;(IPC1-7):G03B19/18;G03B9/02
主分类号
G03B7/085
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SWITCHING REGULATOR WITH HORIZONTAL DEFLECTION CIRCUIT
IC ARRAY STRUCTURE FOR ELECTRONIC WRIST WATCH WITH COMPUTER
CASSETTE FOR SHEET FEEDER
XXRAY INSPECTING DEVICE
ALKALINE BATTERY
STICKING PASTE
MANUFACTURE OF SINGLEECRYSTAL VIBRATOR
CIRCUIT CORRECTOR OF COMMUNICATION UNIT
PIEZOELECTRIC FILTER
ELASTIC SURFACE WAVE DELAY UNIT
MANUFACTURE OF THIN FILM OF ZINC OXIDE
Programmably controlled method for grinding end cutting tools and the like
Reduction of radioactive emissions from nuclear-reactor plant
Portable duck blind
Removal of contaminants from cyanuric acid reaction product
2-Aminoethyl-1,4-benzodioxans
Substituted furyl-2,3,4,5-tetrahydro-1H-3-benzazepine compounds and pharmaceutical use
1-[N-(4-chloro-2-trifluoromethylphenyl)phenylacetimidoyl]imidazole, metal complexes thereof, and fungicidal compositions
Rapid phase transformation for polybutene-1
Biocidally-active 1,3-benzodithiole-2-thione compounds
