Legal status (The legal status 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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pennsylvania Crusher Corp
Original Assignee
Pennsylvania Crusher Corp
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 date listed.)
Filing date
Publication date
Application filed by Pennsylvania Crusher CorpfiledCriticalPennsylvania Crusher Corp
Priority to CA183,568ApriorityCriticalpatent/CA1005038A/en
Application grantedgrantedCritical
Publication of CA1005038ApublicationCriticalpatent/CA1005038A/en