IC 019. US 001 012 033 050. G & S: MASONRY BLOCKS FOR USE IN CONSTRUCTION AND LANDSCAPING MANUFACTURED PRIMARILY OF POLYMERS AND CONCRETE. FIRST USE: 19871000. FIRST USE IN COMMERCE: 19871000
IC 037. US 100 103 106. G & S: AIRCRAFT MAINTENANCE. FIRST USE: 19871000. FIRST USE IN COMMERCE: 19871000
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