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
CA597635A
Inventor
Meyer Georg
Muller Alfred
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.)
Philips Electrologica GmbH
Original Assignee
Siemag Feinmechanische Werke GmbH
Publication date
Application grantedgrantedCritical
Publication of CA597635ApublicationCriticalpatent/CA597635A/en