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
Compteur de la consommation apparente
摘要
申请公布号
FR846664(A)
申请公布日期
1939.09.21
申请号
FRD846664
申请日期
1938.11.26
申请人
发明人
GOULD ROBERT HOWE
分类号
G01R11/48
主分类号
G01R11/48
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND DIGITAL TYPE ELECTROPHOTOGRAPHIC DEVICE
PROCESSING SOLUTION HAVING FIXABILITY FOR SILVER HALIDE PHOTOGRAPHIC MATERIAL AND PROCESSING METHOD USING IT
PHOTOGRAPHIC FILM CARTRIDGE
RADIATION IMAGE INFORMATION READING DEVICE
COLOR IMAGE RECORDER
FILM FEEDING POWER TRANSMISSION MECHANISM FOR CAMERA
HEAD MOUNTED DISPLAY DEVICE
BINOCULARS
OBJECTIVE LENS FOR MICROSCOPE
FLUORESCENCE MICROSCOPE WITH ZOOMING FUNCTION
VARIABLE POWER RANGE VARYING OPTICAL SYSTEM
LENS BARREL
LENS BARREL AND ITS PRODUCTION
LENS BARREL AND CAM BARREL
FIBER HOLDER OF FIBER TYPE OPTICAL COUPLER PRODUCING APPARATUS
CAMERA SHUTTER
MANUFACTURE OF FARADAY ROTATOR
ZOOM LENS
MULTI-FIBER OPTICAL CONNECTOR
LIGHT PRESENTATION DEVICE AND CONTAINER USING THE SAME
