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sealvo.com · USPTO Trademark Record
https://sealvo.com/extruvac-73510985
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Applicant
LEYBOLD-HERAEUS GMBHNot Provided
504 BONNERSTRASSE, KOLN-BAYENTHAL, D-5000
DE
Attorney
GEORGE H SPENCER SPENCER & FRANK
1111 NINETEENTH ST N W, WASHINGTON, DC 20036, UNITED STATES