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.)
Dynapol Corp
Original Assignee
Dynapol 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
Priority claimed from US05/751,857external-prioritypatent/US4182885A/en
Application filed by Dynapol CorpfiledCriticalDynapol Corp
Priority to CA000379312ApriorityCriticalpatent/CA1142921A/fr
Application grantedgrantedCritical
Publication of CA1142921ApublicationCriticalpatent/CA1142921A/fr