English: O. C. Electronics, inc. Folded Line reverberation device
Suomi: Sähkökitaran efekti: Jousikaiku. Valmistettu Yhdysvalloissa.
Quotation of manufacturer's plate
REVERBERATIONFolded LineDEVICE MANUFACTURED BY BEAUTIFUL GIRLS IN
MILTON, WIS. UNDER CONTROLLED AT-
MOSPHERE CONDITIONS.
U.S. PAT. 3,363,202 / CANADIAN PAT. 825,330O. C. ELECTRONICS, INC.P.N. __________TYPE________60
{{Information |Description={{en|1= O. C. Electronics, inc. Folded Line reverberation device Manufactured by beautiful girls in Milton, Wis. under controlled atmosphere conditions. U.S. pat. 3,363,202 / Canadian pat. 825,330 Type 60 }} {{fi|1= Sähkök