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
PHOTOELECTRIC CELL
摘要
申请公布号
CA321474(A)
申请公布日期
1932.04.12
申请号
CAD321474
申请日期
申请人
THE ROGERS RADIO TUBES
发明人
HENRY W. PARKER
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD AND APPARATUS FOR CLEANING VULCANIZING MOLD
SAFETY DEVICE FOR ELECTROCHEMICAL STORAGE BATTERY
DEVICE AND METHOD FOR PICKING UP IMAGE
CAMERA
INK JET RECORDING APPARATUS AND INK JET RECORDING METHOD
INK JET PRINTER
PRELIMINARY TREATMENT FOR PULVERIZING CRYSTAL
PLASMA CVD APPARATUS
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDER
X-RAY SENSOR AND X-RAY INSPECTION DEVICE
TELEPHONE SYSTEM
DEVICE OF CREATING IMAGE OF LUMINA, OTHER CELOM AND TISSUE SURROUNDING
RADIO COMMUNICATION EQUIPMENT
DIRECT ELECTRON BEAN LITHOGRAPHIC METHOD AND DEVICE AND STORAGE MEDIUM THEREOF
HIGH STRENGTH SMOOTH GLASS SUBSTRATE
PHOTOSENSITIVE MATERIAL PROCESSOR, PHOTOSENSITIVE MATERIAL PROCESSING METHOD, AND ELECTRIC CONDUCTIVITY CONTROLLER
HIGH FREQUENCY HEATING METHOD FOR BOLT WITH HOLE
PRODUCTION OF COATED PAPER FOR OFFSET PRINTING
ELECTROPLATING METHOD AND PRODUCTION OF PROVE PIN USING THE METHOD
MANUFACTURE OF GRANULAR SILVER POWDER