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
Safety device for motion picture projectors
摘要
申请公布号
US1981670(A)
申请公布日期
1934.11.20
申请号
US19310550638
申请日期
1931.07.14
申请人
MORRIS SCHEINFELD
发明人
SCHEINFELD MORRIS
分类号
G03B21/18
主分类号
G03B21/18
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SENSOREINRICHTUNG ZUM SANDWICHTEST
TESTVORRICHTUNG
PRODUCTION OF BENZENE, TOLUENE AND XYLENE (BTX) FROM FCC NAPHTHA
Verfahren zum Sterilisieren von in flexiblen Folienverpackungen befindlichem Sterilisiergut und Vorrichtung zur Durchführung des Verfahrens
CLOTHING ARTICLE SUCH AS A WORKING OR PROTECTIVE GLOVE MADE FROM A TEXTILE SUPPORT
ANALYTIC HEAD FOR DETECTING VAPOURS OF EXPLOSIVE SUBSTANCES
NOVEL CHELATING LIGANDS HAVING A TRIPODAL BACKBONE
REMOVABLE VEHICLE SEAT ASSEMBLY
IMPROVED MOBILE COMPACTOR, PULVERIZER & CUTTING APPARATUS AND METHOD THEREFOR
STABLE AQUEOUS ABRASIVE PEROXIDE TOOTH WHITENING DENTIFRICE
CONDENSATION NUCLEUS COUNTER HAVING VAPOR STABILIZATION AND WORKING FLUID RECOVERY
PATTERNED COPPER ETCH FOR MICRON AND SUBMICRON FEATURES, USING ENHANCED PHYSICAL BOMBARDMENT
OPTICAL STORAGE DEVICE
INCREASED PRODUCTION OF SECRETED PROTEINS BY RECOMBINANT YEAST CELLS
ELONGATED FISH-PLATE FOR JOINING TWO ELONGATED CONDUCTOR RAILS AND PAIR OF CONDUCTOR RAILS JOINED BY SUCH A FISH-PLATE
COMPOSITION AND PROCESS FOR THE SELECTIVE PURIFICATION OF GAZ STREAMS BASED ON AQUEOUS SOLUTIONS OF ALKANOLAMINES
LITTER BIN OR WASTEPAPER BASKET CONTAINER FIXED IN THE GROUND AND DEVICE FOR OPENING LID
GRINDING MACHINE SPINDLE
EVAPORATION DISPENSER
MODIFIZIERTE BERNSTEINSÄUREIMIDE MIT HOHEM MOLEKULARGEWICHT
