TY  - BOOK
AU  - ROZENBERG, L. D.
TI  - Physical principles of ultrasonic technology
U1  - 620.28 R95P 
PY  - 1973///
PB  - N. Y.
KW  - ULTRASONIC METAL -- CUTTING
KW  - ULTRASONIC WAVES -- - INDUSTRIAL APPLICATIO
KW  - ULTRASONIC WELDING
ER  -