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
Functional sound absorber and method of absorbing sound
摘要
申请公布号
US2706530(A)
申请公布日期
1955.04.19
申请号
US19530351815
申请日期
1953.04.29
申请人
ABRAMS ROBERT R
发明人
ABRAMS ROBERT R.
分类号
E04B1/82
主分类号
E04B1/82
代理机构
代理人
主权项
地址
您可能感兴趣的专利
GAS TURBINE FUEL CONTROL DEVICE
METHOD FOR ELECTROLYTICALLY COLORING ALUMINUM MATERIAL
HIGH-STRENGTH FERRITIC HEAT-RESISTING STEEL
AUSTENITIC FREE-CUTTING STAINLESS STEEL
BEARING STEEL HAVING EXCELLENT PITTING RESISTANCE AND CORROSION RESISTANCE
RARE EARTH METAL-TRANSITION METAL ALLOY AND ITS PRODUCTION
NI-BASE SUPERALLOY FOR SINGLE CRYSTAL
COPPER ALLOY FOR TERMINAL AND CONNECTOR
CU-RARE EARTH METAL ALLOY
PRODUCTION OF POWDER MOLDING
IMAGE FORMING DEVICE
PAPER SHEET SPRINGING OUT MECHANISM
METHOD AND DEVICE FOR REMOVING PROTECTION PAPER
CONTROL DEVICE FOR GROUP OF CONVEYOR
CONVEYOR HANGER DEVICE WITH ANNULAR WEDGE-SHAPED GRIPPER
AUTOMATIC INDIAN INK POLISHER
PRINTER
LAMINATING MANUFACTURE OF SEMI-PC PLATE
INTERNAL COMBUSTION ENGINE, IN PARTICULAR OTTO ENGINE WITH EXHAUST RETURN SYSTEM
PREPARATION DERIVED FROM CACAO