00743nam a2200253 4500 1304477 BD-DhUL 20150117145916.0 710706s1970 nyua 000 0 eng 77025524 021022312X DLC DLC DLC BD-DhUL TK6397 .B48 1970 621.385 BIP Biswas, Nripendra N., 1928-, (Nripendra Nath). Principles of telephony / Nripendra N. Biswas New York : Asia Publishing House, c1970 vii, 144 p. ill. ; 24 cm. BDT 20.00 Includes index. Telephone, Automatic. 7 cbc orignew 2 ocip 19 y-gencatlg ddc BK 32111 32111 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 58819 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150960 2015-01-14 9 2015-01-14 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 58856 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150957 2015-01-14 6 2015-01-14 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 58860 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150952 2015-01-14 1 2015-01-14 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 58861 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150959 2015-01-14 8 2015-01-14 BK 0 0 ddc 0 621_382000000000000_BIP 0 NFIC 59336 DUSL DUSL GEN 2015-01-15 621.382 BIP A92479 2015-01-15 2 2015-01-15 BK 0 0 ddc 0 621_382000000000000_BIP 0 NFIC 59340 DUSL DUSL GEN 2015-01-15 621.382 BIP A92481 2015-01-15 4 2015-01-15 BK 0 0 ddc 0 621_382000000000000_BIP 0 NFIC 59343 DUSL DUSL GEN 2015-01-15 621.382 BIP A92482 2015-01-15 5 2015-01-15 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 60454 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150956 2015-01-17 5 2015-01-17 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 60456 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150961 2015-01-17 10 2015-01-17 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 60457 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150955 2015-01-17 4 2015-01-17 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 60458 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150958 2015-01-17 7 2015-01-17 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 60460 DUSL DUSL GEN 1977-10-14 Purchased 621.385 BIP A150954 2015-01-17 3 2015-01-17 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 360136 DUSL DUSL GEN 1973-11-29 Purchased 621.385 BIP A115414 2017-12-26 2017-12-26 BK 0 0 ddc 0 621_385000000000000_BIP 0 NFIC 360137 DUSL DUSL GEN 1973-11-29 Purchased 621.385 BIP A115413 2017-12-26 6 2017-12-26 BK