Trademark applications and grants for Ab Centralsug. Ab Centralsug has 2 trademark applications. The latest application filed is for "AVAC"
Patent Application | Date |
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VALVE FOR A CENTRAL SUCTION SYSTEM 3,754,564 - 05/215,526 Naumburg , et al. August 28, 1 | 1973-08-28 |
FLAP VALVE FOR SUCTION APPARATUS 3,672,630 - 05/028,414 Naumburg , et al. June 27, 1 | 1972-06-27 |
METHOD AND MEANS FOR SUCTION OF VACUUM TRANSPORT OF REFUSE AND THE LIKE 3,583,770 - 04/796,495 Medhammar June 8, 1 | 1971-06-08 |
Mark Image Registration | Serial | Trademark Application Date |
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![]() "AVAC" 1212717 73263474 |
AVAC 1980-05-27 |
![]() "CENTRALSUG" 0886662 72297347 |
CENTRALSUG 1968-05-06 |
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