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1.发明授权Automatic apparatus for removing leaves, refuse, or large particles carried along by water or all flowing fluids. 失效用于去除由水或所有流动流体携带的叶，排泄物或大量颗粒的自动装置。
公开(公告)号：US1128602A
公开(公告)日：1915-02-16
申请号：US1913748390
申请日：1913-02-14
Applicant: GUIU ERNEST ALPHONSE LAURENT
Inventor： GUIU ERNEST ALPHONSE LAURENT
CPC classification number: B01D33/073 , F03B11/08
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2.发明授权Automatic apparatus for removing leaves, refuse, or large particles carried along by water, &c. 失效自动装置，用于移除由水，＆C携带的叶，排泄物或大颗粒。
公开(公告)号：US1092440A
公开(公告)日：1914-04-07
申请号：US1912727559
申请日：1912-10-24
Applicant: GUIU ERNEST ALPHONSE LAURENT
Inventor： GUIU ERNEST ALPHONSE LAURENT
CPC classification number: B01D33/073 , F03B11/08
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