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
Communication system
摘要
申请公布号
US2979575(A)
申请公布日期
1961.04.11
申请号
US19560615106
申请日期
1956.10.10
申请人
DICTOGRAPH PRODUCTS, INC.
发明人
LEHR PHILIP N.;O'BRIEN GEORGE;REITLINGER ADOLF
分类号
H04K1/02
主分类号
H04K1/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
LOADING DEVICE OF GRINY AND FLOURY CARGO FOR CARGO BOAT
COMBINED GRAIN AND ORDINARY CARGO CARRIER
PILE EXTRACTING METHOD IN USE OF WATER JET
METHOD OF DECREASING AERODYNAMIL RESISTANCE OF AEROPLANE
MOTOR DRIVER
METHOD OF CHUCKING WORK BY ELASTIC DEFORMED BODY
HORIZONTAL ELLIPSE SCREEN
SAFETY DEVICE OF STATIONARY AUTOMATIC SCREW FASTENING MACHINE
COOLING TOWER DEVICE WITHOUT SPRAY ADOPTING HEAT PIPE
SHEET LIKE HEAT INSULATION MATERIAL
NOZZLE PLATE FOR CONTROLLING NITROGEN OXIDE
SECONDARY AIR CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE
BRAZING MATERIAL
APPARATUS FOR SKINNING SHRIMPS
PROCESS FOR PRODUCING FERTILIZERS CONTAING ORGANIC MATTERS
RICE PEARLING METHOD
AUTOMATIC PEELER FOR ONION
PREVENTION OF CLOUD OF DUST ON GROUND
CUT STALK TRANSFERRING DEVICE FOR COMBINE
Transfer press for producing aerosol containers - has separate hydraulic drive to each punch connected by self-aligning joint
