| 000 | 00000nam 2200000zi 4500 |
| 001 | 9.898117 |
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| 003 | CaOODSP |
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| 005 | 20221107174744 |
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| 006 | m o d f |
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| 007 | cr bn||||||||| |
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| 008 | 210330e197310 onca ob f000 0 eng d |
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| 040 | |aCaOODSP|beng|erda|cCaOODSP |
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| 043 | |an-cn--- |
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| 086 | 1 |aCo24-3/9-7-1973E-PDF |
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| 100 | 1 |aKeefer, T. A. J., |eauthor. |
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| 245 | 10|aForecasting intra-provincial voice circuit requirements / |cby T.A.J. Keefer, Needs and Environmental Research Group. |
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| 264 | 1|a[Ottawa] : |b[Communications Research Centre], |cOctober 1973. |
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| 300 | |a1 online resource (15 pages, 17 unnumbered pages) : |billustrations. |
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| 336 | |atext|btxt|2rdacontent |
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| 337 | |acomputer|bc|2rdamedia |
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| 338 | |aonline resource|bcr|2rdacarrier |
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| 490 | 1 |aDLDCNS report ; |vno. 7 |
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| 500 | |aAt head of title: Domestic long-distance communication network study, communication systems engineering. |
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| 500 | |aImperfect copy: tables 4-7 wanting. |
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| 500 | |aDigitized edition from print [produced by Innovation, Science and Economic Development Canada]. |
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| 500 | |aSome pages rotated in this copy. |
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| 504 | |aIncludes bibliographical references. |
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| 530 | |aIssued also in printed form. |
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| 650 | 0|aTelecommunication systems|zCanada. |
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| 650 | 0|aTelecommunication|xSwitching systems. |
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| 650 | 6|aSystèmes de télécommunications|zCanada. |
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| 650 | 6|aTélécommunications|xSystèmes de commutation. |
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| 710 | 2 |aCommunications Research Centre (Canada), |eissuing body. |
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| 830 | #0|aDLDCNS report ;|vno. 7.|w(CaOODSP)9.882842 |
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| 856 | 40|qPDF|s2.23 MB|uhttps://publications.gc.ca/collections/collection_2021/isde-ised/co24/Co24-3-9-7-1973-eng.pdf |
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