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
écran transsonore pour cinéma parlant et autres dispositifs de reproduction de sons
摘要
申请公布号
FR857438(A)
申请公布日期
1940.09.12
申请号
FRD857438
申请日期
1939.07.06
申请人
发明人
DARIMONT LEOPOLD
分类号
G03B21/56
主分类号
G03B21/56
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Skate
Methods and apparatus for casting and extruding material
PROCESSO PARA PRODUZIR ETILENO GLICOL
텔레비전 수상기(受像機)
환등기
엔진의 배런서 장치
APARELHO DE PLASMAFERESE DE MEMBRANA E PROCESSO UTILIZANDO UM DISPOSITIVO CONTROLADOR DE FLUXO DE FLUIDO PARA ESTABILIZAR A PRESSAO DE TRANSMEMBRANA
Apparatus for converting a pump to a controller
CONTROLLING DEVICE OF AIR CONDITIONER FOR VEHICLE
(A) ;ESTER OF BIOTIN
URINE SUCTION AND COLLECTION DEVICE FOR A VACUUM SUCTION TYPE URINATING AID
PROCESS FOR THE REGENERATION OF A SORBENT
METHOD FOR MANUFACTURING ETHYLENEGLYCOL
OUTPUT MULTIPLICATION METHOD AND APPARATUS
WIND-DRIVEN GENERATOR APPARATUS AND METHOD OF MAKING BLADE SUPPORTS THEREFOR
WIND-DRIVEN GENERATOR APPARATUS AND METHOD OF MAKING BLADE SUPPORTS THEREFOR
PROCESS FOR BAKING CARBON ELECTRODES
COMPOSITE CLAMPING TOOL
TWO-STAGE TURBO COMPRESSOR
PROCESS FOR THE PRODUCTION OF ESTERS EMPLOYING SUPERATMOSPHERIC PRESSURE
