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sealvo.com · USPTO Trademark Record
https://sealvo.com/butterworth-73355096
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Applicant
Butterworth Systems Inc.Corporation
DE
100 W. 10th St., Wilmington, DE, 19899
US
Attorney
RICHARD G KLINE
FEDERAL BAR BLDG W, 1819 H ST NW, WASHINGTON, DC 20006, UNITED STATES