![]() ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US398366A Inventor Ralph L Chapman Original Assignee Ralph L Chapman Priority date (The priority date is an assumption and is not a legal conclusion. ![]() Download PDF Info Publication number US1802499A US1802499A US398366A US39836629A US1802499A US 1802499 A US1802499 A US 1802499A US 398366 A US398366 A US 398366A US 39836629 A US39836629 A US 39836629A US 1802499 A US1802499 A US 1802499A Authority US United States Prior art keywords tube hose sleeve tapered clamping ring Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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