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
CA620721A
Inventor
Pinten Peter
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.)
DYNAMIT-ACTIEN-GESELLSCHAFT VORMALS ALFRED NOBEL AND Co
Original Assignee
DYNAMIT-ACTIEN-GESELLSCHAFT VORMALS ALFRED NOBEL AND Co
Publication date
Application grantedgrantedCritical
Publication of CA620721ApublicationCriticalpatent/CA620721A/en