Gas chamber animal trap

作者: Andrew J. Pratscher , Philip J. Andres

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摘要: A compact industrial animal trap is provided with a gas injector to effectively, continually and rapidly exterminate rodents other pests carbon dioxide or gases in reliable, efficient safe manner. The has disposal chamber an elongated entrance chamber. In the preferred form, vertically pivotable floor lift carry from into

参考文章(3)
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Toshishige Kurosawa, Satoru Ishisaka, Takanobu Ishiwatari, Kunio Terauchi, Masayuki Tanaka, Takeo Sato, Apparatus for automaticallly trapping and processing rats or the like ,(1985)
Charles Allen, William Colwell, Power-operated animal trap ,(1940)