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
Improvements in or relating to helicopter rotors
摘要
申请公布号
GB709673(A)
申请公布日期
1954.06.02
申请号
GB19520009790
申请日期
1952.04.18
申请人
UNITED AIRCRAFT CORPORATION
发明人
分类号
B64C27/32
主分类号
B64C27/32
代理机构
代理人
主权项
地址
您可能感兴趣的专利
A gate and closure means thereof
SEAMLESS FLEXIBLE ENDLESS MEMBER AND PRODUCING DEVICE THEREFOR
IMPROVED TROCAR
PROCEDE DE MODIFICATION DES PROPRIETES OPTIQUES D'UNE ZONE D'INDICATION SUR UN SUPPORT ET SUPPORT POUR LA MISE EN OEUVRE DU PROCEDE.
PROCEDE POUR L'OBTENTION DE CEINTURES DE CAISSES EN MATIERE PLASTIQUE ALVEOLAIRE RENFORCEE.
COATING FILM DEFECT DETECTING METHOD
DEVICE AND METHOD FOR ROTATION.
PRODUCTION OF FRICTION MATERIAL
PRODUCTION OF POLYTETRAHYDROFURAN OR ALKYLENE OXIDE-TETRAHYDROFURAN COPOLYMER
PRODUCTION OF NOVEL POLYCARBONATE POLYMER AND NOVEL POLYCARBONATE POLYMER
URETHANE OLIGOMER AND ACTIVE ENERGY BEAM-CURING URETHANE RESIN COMPOSITION WITH THE SAME AS CURING COMPONENT
HYDROPHILIC POLYMER AND ITS PRODUCTION
RESIN COMPOSITION
LIVING POLYMERIZATION INITIATOR SYSTEM AND POLYMERIZATION USING THE SAME
PRODUCTION OF HIGH-PURITY POLYMALEIMIDE
NEW SULFONATE, ITS PRODUCTION AND BLEACHING AGENT COMPOSITION CONTAINING THE SAME COMPOUND
INHIBITOR OF CANCER METASTASIS
INHIBITOR OF CANCER METASTASIS
LIQUID WASHING AGENT COMPOSITION AND ITS PRODUCTION
PRODUCTION OF SPINEL POWDER
