Patent Application for Improvements in or relating to Amplifying Devices for use in Telephones

Keywords	Philips Netherlands Patent Eindhoven Hilversum India May
Ministry/ Department/ Residency	PATENTS AND DISGNS KOLKATA
Branch	Kolkata
From Year / Date (YYYY-MM-DD)	1961
To Year / Date (YYYY-MM-DD)	1961
Source Organization	NA
Identifier	NAIBHF00004370
File No./Reference No./Sheet No./Folio No.	77027
Location	BBSR-R1
Part No.	NA
File Size	12.9 MB
Pages	7
Collection	Public Records
Call Number	NA
Publisher	NA
Subject	NA
Creator	NA
Accession Number	NA
Series	NA
Year of Publication	NA
Language	English
Bundle Barcode	NAIBHB00000233
Location Code	NA
File Barcode	NAIBHF00004370
QC Certificate No.	QC_20240626BH
Bundle No.	41