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INTRODUCTION TO AUTOMATIC TELEPHONY
by DAS,P.N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: CALCUTTA Modern Book Agency Availability: Items available for loan: (1).
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LINE TELEGRAPHY
by DAS,P.N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: CALCUTTA Modern Book Agency Availability: Items available for loan: (3).
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Introduction to Manual Telephony
by Das, P. N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: CALCUTTA Modern Book Agency 1973Availability: Items available for loan:
[Call number: 621.385 D229]
(5).
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Introduction to Automatic Telephony
by Das, P, N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: CALCUTTA Modern Book Agency 1969Availability: Items available for loan:
[Call number: 621.385 D229]
(2).
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Carrier Current Engineering : Including Long Distance Telephony
by Das, P, N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: CALCUTTA MOD BOOK AGENCY 1968Availability: Items available for loan:
[Call number: 621.385 D229]
(1).
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Introduction to Manual Telephony
by Das, P. N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: CALCUTTA Modern Book Agency 1978Availability: Items available for loan:
[Call number: 621.385 D229]
(1).
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LINE TELEGRAPHY
by DAS,P.N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: CALCUTTA Modern Book Agency 1974Availability: Items available for loan:
[Call number: 621.382 D229L]
(2).
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Carrier Current Engineering
by Das, P N. Edition: 3rdMaterial type: Book; Format:
print
; Literary form:
Not fiction
Publisher: Calcutta Modern Book Agency 1977Availability: Items available for loan:
[Call number: 621.382 D229C]
(1).
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Introduction to manual Telephony
by Das, P.N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: Culcutta Modern Book Agency 1978Availability: Items available for loan:
[Call number: 621.385 D229I]
(1).
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Carrier Current Engineering: Including Long Distance Telephony
by Das, P. N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: Calcutta Modern Book Agency 1977Availability: Items available for loan:
[Call number: 621.382 D229C]
(1).
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Electronic Devices and Their Applications
by Das, P N. Edition: 2ndMaterial type: Book; Format:
print
; Literary form:
Not fiction
Publisher: New Delhi Oxford & IBH 1980Availability: Items available for loan:
[Call number: 621.3811 D229E]
(1).
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Introduction to Manual Telephony
by Das, P N. Material type: Book; Format:
print
; Literary form:
Not fiction
Publisher: Calcutta Modern Book Agency Privete Ltd 1978Availability: Items available for loan:
[Call number: 621.385 D229I]
(1).
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