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.)
Pending
Application number
GB848430451A
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.)
Foster A B
Kwan C S
Original Assignee
Foster A B
Kwan C S
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 Foster A B, Kwan C SfiledCriticalFoster A B
Priority to GB848430451ApriorityCriticalpatent/GB8430451D0/en
Priority to GB08431131Aprioritypatent/GB2151226B/en
Priority to US07/571,830prioritypatent/US5071857A/en
Publication of GB8430451D0publicationCriticalpatent/GB8430451D0/en