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 and relating to adjustable half-tone screens
摘要
申请公布号
GB393413(A)
申请公布日期
1933.06.08
申请号
GB19320015407
申请日期
1932.05.31
申请人
ROBERT BOYCE COLLINS;SIDNEY GEORGE COLLINS
发明人
分类号
G03F5/04
主分类号
G03F5/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
BEARING BRACKET FOR SHEATHED VENT ROTARY ELECTRIC MACHINE
METHOD OF MANUFACTURING WIRE CONNECTING BOX
METHOD OF MANUFACTURING PRINTED CIRCUIT BOARD
TRIMMER CONDENSER
MONITOR DEVICE OF LASER RECORDING
LIQUID REPLENISHER IN THE CAR BATTERIES
PROCEDIMIENTO DISCONTINUO MEJORADO PARA FABRICAR Y PURIFICAR PEROXIDO ORGANICO LIQUIDO POR DESTILACION
MANUFACTURE OF ALKYL ISOCYANATES
PROCESS FOR THE BENEFICIATION OF PHOSPHATE ORE
MACHINE FOR MIXING AND DISTRIBUTING LOOSE MATERIALS, SUCH AS ANIMAL FEESTUFFS
PHARMACEUTICAL PREPARATION CONTAINING¹POLY-GLYCIDYL-SUBSTITUTED N-HETEROCYCLICS
NON-STAINING ANTIGINGIVITIS COMPOSITION
CHARGER
PROCEDE DE FABRICATION PAR CO-EXTRUSION D'UN PRODUIT STRATIFIE EN FEUILLE
Positive iron clad battery plates mfr. - by compressing lead frames with active material in plastic tissue and sewing
Room temp. curing silicone resin compsn. - giving flexible anti-adhesion coatings, can be stored under anhydrous conditions
PLAQUES TRANSPARENTES RENFORCEES DE FIBRES DE VERRE PROTEGEES CONTRE L'INCENDIE
PROCEDIMIENTO PARA LA PREPARACION DE N-(METIL-2-PIRROLIDINILMETIL)-2,3-DIMETOXI-5-METILSULFAMOIL BENZAMIDA Y SUS DERIVADOS
PROCEDIMIENTO PARA LA EXTRACCION DE HIDROCARBUROS AROMATICOS DE MEZCLAS QUE LOS CONTENGAN
PROTECTOR DE LINEA PARA UN CIRCUITO DE COMUNICACIONES
