Improvement in or Relating to Siren or Electronic Siren

Keywords	Electronics Siren Oscillator Transducer Amplifier Valve Transistor
Ministry/ Department/ Residency	PATENTS AND DISGNS KOLKATA
Branch	Kolkata
From Year / Date (YYYY-MM-DD)	1963
To Year / Date (YYYY-MM-DD)	1963
Source Organization	NA
Identifier	NAIBHF00008170
File No./Reference No./Sheet No./Folio No.	86426
Location	BBSR-R1
Part No.	NA
File Size	12.9 MB
Pages	7
Call Number	NA
Publisher	NA
Subject	NA
Creator	NA
Accession Number	NA
Series	NA
Year of Publication	NA
Language	English
Bundle Barcode	NAIBHB00000312
Location Code	NA
File Barcode	NAIBHF00008170
QC Certificate No.	QC_20240726BH
Bundle No.	120