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.)
Expired
Application number
CA192,516A
Inventor
Kenneth C. Skinner
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.)
HELIPEBS Ltd
Original Assignee
HELIPEBS Ltd
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 HELIPEBS LtdfiledCriticalHELIPEBS Ltd
Priority to CA192,516ApriorityCriticalpatent/CA1001455A/en
Application grantedgrantedCritical
Publication of CA1001455ApublicationCriticalpatent/CA1001455A/en