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
CA214,827A
Inventor
Joel S. Spira
Joseph Licata
Ira J. Pitel
Lester E. Wenger
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.)
Lutron Electronics Co Inc
Original Assignee
Lutron Electronics Co Inc
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
Priority claimed from US463408Aexternal-prioritypatent/US3864561A/en
Application filed by Lutron Electronics Co IncfiledCriticalLutron Electronics Co Inc
Application grantedgrantedCritical
Publication of CA1010521ApublicationCriticalpatent/CA1010521A/en