Portable foot-operated butter injector

The invention designs a novel butter injector, and particularly designs a portable foot-operated butter injector, which is used for overcoming the defects of a hand-operated butter injector and an old fashion foot-operated butter injector. In the injector (called butter gun), the pressure of a hand...

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Bibliographic Details
Main Author TANG MAOWEN
Format Patent
LanguageChinese
English
Published 09.05.2012
Subjects
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