Patent Application for Improved Pumping Methods and Apparatus

Keywords DePENNING
pumping
spiral
tube
ribbon
apparatus
rotation
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 NAIBHF00004087
File No./Reference No./Sheet No./Folio No. 76703
Location BBSR-R1
Part No. NA
File Size 22.9 MB
Pages 14
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 NAIBHB00000227
Location Code NA
File Barcode NAIBHF00004087
QC Certificate No. QC_20240625BH
Bundle No. 35
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