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
Coin-operated typewriter
摘要
申请公布号
US2604969(A)
申请公布日期
1952.07.29
申请号
US19490075174
申请日期
1949.02.08
申请人
EARL L. CAMPBELL
发明人
CUCKLER GORDON D.
分类号
G07F17/26
主分类号
G07F17/26
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Improvements in sewing machines
Improvements in and relating to gas washing towers
A method of adjusting the range of firearms by discharging a portion of the propellant gases
Improvements in or relating to electric fan motors
Balancing of tubular shafts
Means for drying coated metallic articles
Improvements in or relating to fillers and like articles for use in boots and shoes and to adjusting devices for such articles
Improvements in electric discharge tubes
Improvements in and relating to colour analysers
Method of preparation of bread
Improvements relating to rotary electric switches
Improvements relating to pivots
Method and means for modifying currents to facilitate navigation and subaqueous operations
A machine for manufacturing thread
Improvements in or relating to artificial threads
Zuenderstellmaschine
Coudes et autres éléments pour canalisations de transports, et conduits analogues
Procédé pour le gaufrage de films lenticulaires
Attelage automatique, en particulier pour véhicules de chemins de fer
Procédé pour la fabrication de douves et fonds pour tonneaux, cuves et autres objets semblables
