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Permaspring Trademarks
PERMASPRING
non-metal pipes, couplings, joints and fittings
Pending
·
April 19, 2024
·
98510190
·
PERMASPRING
COIL OR SPRING CLUTCH AND BRAKE MECHANISM UNITS AND COMPONENTS THEREOF
Expired
·
September 21, 1964
·
72202237
·
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