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Patexia Research
Issue Date Dec 3, 2020
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Patent Application - VACUUM APPARATUS WITH INTERCHANGEABLE DRUMS > Summary

US Patent Application

Patent Application No. US 20200375424

Published on Dec 3, 2020

Application No. 16/946294

Filed on Jun 15, 2020

Priority Date -

Inventor/Applicants

Tomasiak, Mark - St. Peters, MO US

Classification

International:2

A47L 9/22

A47L 5/36;

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