33.050.30 : Equipment for telex, teletext, telefax
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DIN ETS 300280/A1:1996-10
Terminal Equipment (TE) - Facsimile group 4 class 1 equipment on the Integrated Services Digital Network (ISDN) - Terminal testing, English version ETS 300280:1994/A1:1996
10/1/1996 - PDF - English - DIN
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