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Improvements Relating to Reciprocating Rock Drills

Keywords	Gebr. Bohler Co. Aktiengesellschaft S. K. Datta J. P. Dalla Sons
Ministry/ Department/ Residency	PATENTS AND DESIGNS KOLKATA
Branch	Kolkata
From Year / Date (YYYY-MM-DD)	1961
To Year / Date (YYYY-MM-DD)	1961
Source Organization	NA
Identifier	NAIBHF00006073
File No./Reference No./Sheet No./Folio No.	78800
Location	BBSR-R1
Part No.	NA
File Size	22.0 MB
Pages	13
Call Number	NA
Publisher	NA
Subject	NA
Creator	NA
Accession Number	NA
Series	NA
Year of Publication	NA
Language	English
Bundle Barcode	NAIBHB00000268
Location Code	NA
File Barcode	NAIBHF00006073
QC Certificate No.	QC_20240629BH
Bundle No.	76

- Mounting of Drill Rod in Rock Drill Hammers
- Department: PATENTS AND DESIGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1962
- Device for supporting the holding-down springs of ...
- Department: PATENTS AND DESIGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1961
- Improvements or Relates to the Manufacture of File...
- Department: PATENTS AND DESIGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1963
- Improvements In or Relating to Valves for Pneumati...
- Department: PATENTS AND DESIGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1961
- Patent Application: Improvements in or relating to...
- Department: PATENTS AND DISGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1963
- Patent Application High pressure valu
- Department: PATENTS AND DESIGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1961
- 803 Views
- (1) Proposal to invest the Revenue Commissioner in...
- Department: Foreign
- Branch: Frontier-B
- Year / Date: 1908
- 7 Views
- Datta son of Harchand Bhil of Amlipura (Jamnia) Co...
- Department: Bhopawar Political Agency
- Branch: Vernacular Record
- Year / Date: 1914
- Improvements relating to percussion rock drilling ...
- Department: PATENTS AND DISGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1962
- Patent Application Improvements in or relating to ...
- Department: PATENTS AND DESIGNS KOLKATA
- Branch: Kolkata
- Year / Date: 1961