Inventor 袁天锦 Original Assignee 袁天锦 Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number CN 96239211 Other languages Chinese ( zh) Google Patents Water penetrating suckerĭownload PDF Info Publication number CN2287173Y CN2287173Y CN 96239211 CN96239211U CN2287173Y CN 2287173 Y CN2287173 Y CN 2287173Y CN 96239211 CN96239211 CN 96239211 CN 96239211 U CN96239211 U CN 96239211U CN 2287173 Y CN2287173 Y CN 2287173Y Authority CN China Prior art keywords dredging model utility plunger handle Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents CN2287173Y - Water penetrating sucker
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