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.)
CHICAGO MANUFACTURING AND OPTICAL Co
POMERY HENRY C
Original Assignee
CHICAGO MANUFACTURING AND OPTICAL Co
POMERY HENRY C
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 CHICAGO MANUFACTURING AND OPTICAL Co, POMERY HENRY CfiledCriticalCHICAGO MANUFACTURING AND OPTICAL Co
Application grantedgrantedCritical
Publication of CA94297ApublicationCriticalpatent/CA94297A/fr