Standard By:Underwriters Laboratories , 03/10/2008
Published:03/10/2008
UL Subject 1971:2008
Original price was: $286.97.$143.00Current price is: $143.00.
Standard for Signaling Devices for the Hearing Impaired (Bulletin, 3/10/2008)
Underwriters Laboratories , 03/10/2008
UL Subject 1971:2008
Original price was: $270.06.$135.00Current price is: $135.00.
Standard for Signaling Devices for the Hearing Impaired (Bulletin, 12/17/2008)
Underwriters Laboratories , 12/17/2008
UL Subject 1971:2008
Original price was: $210.75.$105.00Current price is: $105.00.
Standard for Signaling Devices for the Hearing Impaired (CSDS Proposal, 5/30/2008)
Underwriters Laboratories , 05/30/2008
