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
Perfectionnements à la distillation de pétrole ou analogue
摘要
申请公布号
FR690266(A)
申请公布日期
1930.09.18
申请号
FRD690266
申请日期
1930.01.29
申请人
BETHLEHEM STEEL COMPANY
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Alloy weld rods
Stationary hub cap cover
Vertically adjustable trailer
Stage expansible rotary drill bits
Fertilizer distributor
Rotary drum type mining head with wedging means
Roll mill for grinding liquid and pasty material
Boat haulout and launching device
Device for assembling framed screens
Power transmission units with overload release means
Fluid distributing system
Nutcracker
Instrument for probing the reticulum
Self-adjusting valve actuating mechanism
Air cooled cylinder heads for internal combustion engines
Reversible window fan
Tractor hitched plow
Film feeding mechanism for camera
Induced voltage pickoff for rate gyros
Key container
