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经营范围
发明名称
Tanzplatte
摘要
申请公布号
DE502755(C)
申请公布日期
1930.07.17
申请号
DE1929D057759D
申请日期
1929.02.26
申请人
WALTER DOEBBER (CARLOS)
发明人
分类号
A63G31/00
主分类号
A63G31/00
代理机构
代理人
主权项
地址
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Process for manufacturing gears with generated tooth flanks.
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Process for melting frits by electric resistance heating for inorganic oxidic surface coating purposes.
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Apparatus for gear cutting machines with end milling cutters for removing chips from the edges of the cutters.
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Receiving and amplifying circuitry for high frequency signals.
Help implement to be used by human females when urinating.
Device for testing a thread.
REVERSE BIASED P-N JUNCTION CATHODE
Apparatus for utilizing solar energy
RADIATOR FOR HEATER-FANS, PARTICULARLY FOR PASSENGER CAR AIR-CONDITIONING SYSTEMS
SELF-ALIGNING BEARINGS
