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
CA784449A
Inventor
H. Williams Lloyd
C. Rumley Elmore
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.)
GLADYS M WILLIAMS
WILLIAMS EQUIPMENT AND SUPPLY Co
Original Assignee
GLADYS M WILLIAMS
WILLIAMS EQUIPMENT AND SUPPLY Co
Publication date
Application grantedgrantedCritical
Publication of CA784449ApublicationCriticalpatent/CA784449A/en