SURFACE CLEAN SYSTEM AND METHOD
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United States of America Patent
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Issued Date -
Aug 5, 2021
app pub date -
Dec 11, 2020
filing date -
Jan 30, 2020
priority date (Note) -
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Abstract
A portable handheld cleaning device is provided capable of cleaning the surface of the substrate table without damaging the surface. The portable handheld cleaning device in accordance with the present disclosure includes a base having a first side and a second side (the first side and the second side overlapping each other), a hollow structure on the first side of the base, and a weight holding space within the hollow structure. A grinding pad is provided on the second side of the base. The grinding pad includes a cleaning surface, the cleaning surface having a plurality of substantial pyramid shaped grits.
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