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
Curved escalator with fixed center constant radius path of travel
摘要
申请公布号
US4930622(A)
申请公布日期
1990.06.05
申请号
US19890328926
申请日期
1989.03.27
申请人
OTIS ELEVATOR COMPANY
发明人
SANSEVERO, FRANK M.
分类号
B66B21/06;B66B23/02;B66B23/14
主分类号
B66B21/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SMALL INTESTINE TARGET-TYPE ORAL DDS PREPARATION
METHOD FOR PURIFYING EXTRACT OF ROOT OF REYNOUTRIA JAPONICA HOUTT. VAR. JAPONICA, AND COSMETIC CONTAINING THE PURIFIED PRODUCT
HIGH-FUNCTION POROUS SUBSTANCE
METHOD FOR MANUFACTURING WATER-REPELLENT GLASS
METHOD FOR PREVENTING BUBBLE ON PRECIOUS METAL COMPONENT
APPARATUS AND METHOD FOR GROWING/PRODUCING CARBON NANOTUBE
METHOD OF MANUFACTURING WATER ABSORBING GLASS FOAMED BODY AND WATER ABSORBING GLASS FOAMED BODY
ANTIMICROBIAL ANTIFUNGAL AGENT
DENDRON AND DENDRIMER
MANUFACTURING METHOD FOR HYDROGEN AND HYDROGEN MANUFACTURING SYSTEM
CRUCIBLE MADE OF GRAPHITE
HIGH DIELECTRIC CONSTANT TELLURITE GLASS
INVENTORY MANAGEMENT DEVICE AND RESERVE PROCESSING METHOD
CARRYING METHOD AND CARRYING SYSTEM
APPARATUS FOR MANUFACTURING POROUS GLASS PREFORM
EXPANDER ROLL DEVICE TO GUIDE BAND MATERIAL WITHOUT FOLD
CONTAINER TERMINAL CONTROL SYSTEM
CARGO HANDLING DEVICE OF PLATE-LIKE ELEMENT FOR MACHINE FOR PROCESSING MATERIAL IN PLATE SHAPE
CONTROL CIRCUIT FOR TRANSMISSION OF ELEVATOR CONTROLLING INFORMATION
PRODUCT TRANSPORTING DEVICE