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
Appareil d'enseignement à compartiments et panneau lumineux
摘要
申请公布号
FR922682(A)
申请公布日期
1947.06.16
申请号
FRD922682
申请日期
1946.02.22
申请人
发明人
DUDLEY ERIC GORDON
分类号
A47B97/06
主分类号
A47B97/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SPARK PLUG
TUBULAR LIGHT SOURCE, LIGHT SOURCE DEVICE, AND COPYING MACHINE
SHORT ARC METAL HALIDE LAMP DEVICE
TRANSLUCENT BULB OF METAL-VAPOR DISCHARGE LAMP AND MANUFACTURE THEREOF
PLASMA ELECTRON GUN
ELECTRON GUN FOR COLOR CRT
MANUFACTURE OF CATHODE RAY TUBE
THERMOREACTING DEVICE
IMAGE FORMING DEVICE
PROCESS CARTRIDGE AND IMAGE FORMING DEVICE
PROCESS CARTRIDGE AND IMAGE FORMING DEVICE FREELY ATTACHABLE THEREWITH
ELECTROPHOTOGRAPHIC RECORDING MATERIAL
METHOD FOR STICKING CLOTH OF PHOTOGRAPHIC ELEMENT
CLEANING METHOD FOR CONDUCTIVE BASE FOR ELECTROPHOTOGRAPHIC SENSITIVE BODY
PROCESSING METHOD OF PHOTOGRAPHIC MATERIAL
DEVICE FOR ASSEMBLING PHOTOGRAPHIC FILM CARTRIDGE
SILVER HALIDE PHOTOGRAPHIC PRODUCT
REUSABLE AND DISPOSABLE PHOTOGRAPHIC FILM PACKAGE
METHOD AND DEVICE FOR INSERTING SCROLL
METHOD AND DEVICE FOR PRINTING 3D STEREOSCOPIC PHOTOGRAPH
