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
GAS CARRYING DUCT
摘要
申请公布号
PL150362(B1)
申请公布日期
1990.05.31
申请号
PL19850255198
申请日期
1985.08.29
申请人
发明人
分类号
E21F;F16L;F16L55/24;F17D3/16;(IPC1-7):F17D3/16;B01D23/06
主分类号
E21F
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Loading and unloading apparatus
Expandable bead chain
Time and weather indicator
Decorative ribbon bow
Projection screens
Ink roller arrangement
Flat bed duplicating machine
Means for support and operation of toy aircraft
Consumable glass fiber ingot mold liner
Door construction
Face shield
Process for making hollow articles with inserts
Cracking of isobutylene with steam to produce substituted acetylenes and diolefins
New compositions of matter
Mechanical motor car gearing
Method of preparing sulfamic acids from carbamic esters
Position holder for vehicle engine speed controls
Revolving head ventilator
Amino alcohol esters of etiocholene 17 alpha hydroxy 3 one 17 beta carboxylic acid
Process of hydrating ethylene with copper fluoborate catalyst
