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.)
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.)
Halstenbach and Co
Original Assignee
Halstenbach and Co
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 Halstenbach and CofiledCriticalHalstenbach and Co
Application grantedgrantedCritical
Publication of FR875641ApublicationCriticalpatent/FR875641A/fr