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
Warning signal
摘要
申请公布号
US2228677(A)
申请公布日期
1941.01.14
申请号
US19380213236
申请日期
1938.06.11
申请人
THE SPARKS-WITHINGTON COMPANY
发明人
SCOFIELD THEODERE J.
分类号
G10K9/13
主分类号
G10K9/13
代理机构
代理人
主权项
地址
您可能感兴趣的专利
FILLER FOR TAP HOLE OF BLAST FURNACE
SILICON NITRIDE-SILICON CARBIDE COMPOSITE SINTERED PRODUCT
THERMAL RECORDING MATERIAL
PRODUCTION OF THERMAL RECORDING MATERIAL
METHOD OF VINYL EXCHANGE BY REACTIVE DISTILLATION
AIR CONDITIONER FOR VEHICLE
AIR BAG COVER BODY
AUTOMATIC TRANSMISSION
OBJECT HOLDING SYSTEM
DEVICE FOR CIRCULATING AND CLARIFYING WATER OF BATHTUB
AUTOMATIC LIGHT LIGHTING SYSTEM FOR BICYCLE
PRINTING MACHINE PROVIDED WITH EMULSIFICATION CONTROLLER
OFFSET PRINTER
LASER BEAM WELDING DEVICE
FLUORINE-CONTAINING ORGANOPOLYSILOXANE-BASED OPTICAL ARTICLE
MEASURING METHOD FOR ION CONCENTRATION
HEAT SEALING DEVICE
STRUCTURE FOR HYPERTHERMIA
HAIR-RESTORING AND GROWING AGENT
REDUCING METHOD FOR N2O OF FLUIDIZED BED BOILER
