Kingpin locking jaws11/24/2023 ![]() ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US75034A Inventor Ray L Ferris John H Spence Current Assignee (The listed assignees may be inaccurate. Google Patents Kingpin lock and indicator for fifth wheel plateĭownload PDF Info Publication number US3647248A US3647248A US75034A US3647248DA US3647248A US 3647248 A US3647248 A US 3647248A US 75034 A US75034 A US 75034A US 3647248D A US3647248D A US 3647248DA US 3647248 A US3647248 A US 3647248A Authority US United States Prior art keywords kingpin jaw locking plate bar Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US3647248A - Kingpin lock and indicator for fifth wheel plate 5TH WHEEL AND SLIDER LUBE LUC10030 - 1 Pint LUC10676 - 2.US3647248A - Kingpin lock and indicator for fifth wheel plate ![]()
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