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classificationCode:"ipc:c21c"
CRACK REPAIRING METHOD FOR DETERRING GROWTH OF SURFACE CRACKS ON THE WALL USING ULTRASOUND
CRACK REPAIRING METHOD FOR DETERRING GROWTH OF SURFACE CRACKS ON THE WALL USING ULTRASOUND
CRACK REPAIR METHOD FOR INHIBITING CRACK GROWTH IN WALL PORTION BY USING ULTRASONIC WAVE
Crack pepair method for inhibiting crack growth in wall portion by using ultrasonic wave