陈际华

这个人很懒,什么都没写

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  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:A carpenter planer in which a stock reciprocatingly moved on a stock feeder table by a stock feeding belt ca...

  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:A closure has a plurality of generally U-shaped stacking lugs. A package utilizing the closure has a bottom ...

  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:Method and apparatus are provided for welding studs to a work surface wherein a substantially smut free surf...

  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:An apparatus and method for forming components having one or more inner cavities wherein material forming th...

  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:A plastic substrate is injection molded to provide a pattern of channels in at least one of its sides to def...

  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:An apparatus is described for use in positioning an electrical box such as an outlet box or a switch box at ...

  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:A piston ring is formed by annular upper and lower parts which contact one another at respective surfaces no...

  • 分类:哲学、宗教 格式:PDF 积分:0 上传者:陈际华 上传时间:2018-01-25

    摘要:A valve bag filling apparatus that combines an auger-type feed and an air pressure-type feed in a unitary fi...

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