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Test apparatus for measuring sound power levels of drills
Noise test report :handheld pneumatic rotary drill
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Published Year
1980-1989 (2) *
Subject
Pneumatic tools--Noise (1)
Rock-drills--Noise (1)
Rotary percussion drills--Noise (1)
Author
Aljoe, William W. (2)
Stein, Robert R. (2) *
Bartholomae, R. C. (1)
