Patent Application for 'Process of Treating Polymeric Film'

Keywords Polyvinyl Chloride
DePENNING
Tubular Sheet
Extrusion
Quenching
Cooling
Ministry/ Department/ Residency PATENTS AND DESIGNS KOLKATA
Branch Kolkata
From Year / Date
(YYYY-MM-DD)
1963
To Year / Date
(YYYY-MM-DD)
1963
Identifier NAIBHF00005009
File No./Reference No./Sheet No./Folio No. 77690
Location BBSR-R1
File Size 38.5 MB
Pages 26
Language English
Bundle Barcode NAIBHB00000246
File Barcode NAIBHF00005009
QC Certificate No. QC_20240627BH
Bundle No. 54

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