Switch Circuit Arrangement for Automatic Telephone Switching Board Employing Crossbar Switches

Keywords DePENNING
Nippon Electric Co. Ltd.
DePENNING & DePENNING
Agent
Applicants
Automatic Telephone Switchboard
Crossbar Switches
Ministry/ Department/ Residency PATENTS AND DESIGNS KOLKATA
Branch Kolkata
From Year / Date
(YYYY-MM-DD)
1963
To Year / Date
(YYYY-MM-DD)
1963
Source Organization NA
Identifier NAIBHF00009918
File No./Reference No./Sheet No./Folio No. 88228
Location BBSR-R1
Part No. NA
File Size 18.4 MB
Pages 11
Call Number NA
Publisher NA
Subject NA
Creator NA
Accession Number NA
Series NA
Year of Publication NA
Language English
Bundle Barcode NAIBHB00000348
Location Code NA
File Barcode NAIBHF00009918
QC Certificate No. QC_20240709BH
Bundle No. 156

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