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发明名称
MANUFACTURE OF POLYCHROMATIC PHOTOGRAPHIC PICTURES
摘要
申请公布号
CA304619(A)
申请公布日期
1930.10.07
申请号
CAD304619
申请日期
申请人
SILFREE AKTIENGESELLSCHAFT (SILFREE LIMITED)
发明人
CARL ROEHRICH
分类号
主分类号
代理机构
代理人
主权项
地址
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Rotatably mounted motor-driven electrical generator - has stator off axis w.r.t. motor shaft and has rotor running on fixed gear to recover stator reaction energy
Snap action switch with mobile leaf - biassed against one of two contacts by two central arms sitting in notches in common terminal
Semiconductor LED light display - comprises insulating support with semiconductor crystals attached to one edge between projecting contacts
Orientation table for geographical features - has map in hemispherical mounting with indexed rim, compasses and translucent disc above
Lipstick container with press-button ejector - uses resilient strip to connect ejector to slider holding lipstick
Hot water cylinder with outer jacket - has integral flange on inner cylinder wall to form edge of outer cylinder
Railway shunting track mounted hydraulic screw brake - has planetary gear and multi-chamber pump with characteristics of rotary piston machine
