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
CA741765A
Inventor
C. Olij Hermanus
A. Engers Michel
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.)
J HOF INDUSTRIE- EN HANDELMAATSCHAPPIJ NV
Original Assignee
J HOF INDUSTRIE- EN HANDELMAATSCHAPPIJ NV
Publication date
Application grantedgrantedCritical
Publication of CA741765ApublicationCriticalpatent/CA741765A/en