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
Improvements in cinematographic projection apparatus
摘要
申请公布号
GB480788(A)
申请公布日期
1938.02.28
申请号
GB19360021292
申请日期
1936.07.31
申请人
HENRI CHOLLAT;OFFICE GENERAL DE LA CINEMATOGRAPHIE FRANCAISE
发明人
分类号
G03B1/22
主分类号
G03B1/22
代理机构
代理人
主权项
地址
您可能感兴趣的专利
IN SITU CALCIUM PHOSPHATE MINERALS -- METHOD AND COMPOSITION
VERTICAL HOLDER FOR WALL COVERING ROLLS
DISPOSABLE SAFETY SYRINGE
METHOD OF MANUFACTURING SUPERCONDUCTIVE CONDUCTOR
CABLE TELEVISION SPREAD SPECTRUM DATA TRANSMISSION
SINGLE-DOSE FABRIC-TREATMENT ARTICLES
APPARATUS FOR THE MONITORED METERING OF NO INTO PATIENT'S RESPIRATORY AIR
CAR GATE REVERSING EDGE
METHOD AND APPARATUS FOR FILLING TUBES
PALLETIZED CONTAINER
CARRIER MATERIAL FOR A CATALYST AND A PROCESS FOR MAKING SUCH A CARRIER MATERIAL
METHOD AND DEVICE FOR TOGGLE TIE POSITIONING AND REMOVING IN A WELL BASE
PHOSPHATING PROCESS
SILVER COATINGS
EMULSIFIERS FOR FLAVOR PROLONGATION IN CHEWING GUM
AUTOMATIC CYLINDER FIREARM WITH HIGH RATE OF FIRE
FLOW INDICATOR OR FLOWMETER
PROCESS FOR AGGLOMERATING MINERAL ORE CONCENTRATE UTILIZING EMULSIONS OF POLYMER BINDERS OR DRY POLYMER BINDER
TRUNK LID STRUCTURE FOR VEHICLE
ELECTROSTATIC MOTOR
