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
CA815392A
Inventor
M. Dell'orfano Anthony
W. Hood Roger
W. Rollins Stanley
R. Siders Robert
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.)
HERSEY-SPARLING METER Co
Original Assignee
HERSEY-SPARLING METER Co
Publication date
Application grantedgrantedCritical
Publication of CA815392ApublicationCriticalpatent/CA815392A/en