ATM DIAL T.4213

 


DIAL
British Post Office standard.  Brass base with two positioning and one tapped lug for mounting. Black finish. Black figures on white ground 1 - 0. Instruction card protected by transparent disc.  Two-make shunt spring combination (a).  Impulsing contacts, silver ; shunt contacts, silver.  Can be supplied both numbered and lettered for use in Director areas (T4214).

See also BPO Dial No. 10

 

Taken from the 1951 ATM Catalogue

 
 
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Last revised: October 06, 2012

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