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Hammer Drill Prototype Development
Author(s) -
Not Given Author
Publication year - 2005
Publication title -
osti oai (u.s. department of energy office of scientific and technical information)
Language(s) - Uncategorized
Resource type - Reports
DOI - 10.2172/942153
Subject(s) - drill , hammer , geology , development (topology) , computer science , petroleum engineering , engineering , engineering drawing , mechanical engineering , mathematics , mathematical analysis

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