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summary
Apparatus for connection to private circuits run by certain public telecommunication operators. Specification for apparatus for connection to direct current circuits | Status: Withdrawn
Details
Publisher
BS
File size
600.04 KB
Pages
24
Format
PDF
Publication date
1983-01-31
ISBN-13
978-0-580-13257-5
ISBN-13 plain
9780580132575
ISBN-10
0580132579