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Arrangement for a telephone intercommunication system.

Keywords	DePENNING Patent Telephones Cables Standard Ltd. India
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	NAIBHF00009522
File No./Reference No./Sheet No./Folio No.	87799
Location	BBSR-R1
Part No.	NA
File Size	38.6 MB
Pages	23
Call Number	NA
Publisher	NA
Subject	NA
Creator	NA
Accession Number	NA
Series	NA
Year of Publication	NA
Language	English
Bundle Barcode	NAIBHB00000339
Location Code	NA
File Barcode	NAIBHF00009522
QC Certificate No.	QC_20240708BH
Bundle No.	147

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- Department: PATENTS AND DISGNS KOLKATA
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- 1 View
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- Branch: Kolkata
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- Branch: Kolkata
- Year / Date: 1961