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.)
Barhardt Brothers & Spindler
Original Assignee
Barhardt Brothers & Spindler
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 Barhardt Brothers & SpindlerfiledCriticalBarhardt Brothers & Spindler
Application grantedgrantedCritical
Publication of CA72506ApublicationCriticalpatent/CA72506A/fr