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Protometer Trademarks
PROTOMETER
Voltmeters
Cancelled
·
December 1, 2015
·
86835908
·
PROTOMETER
Analyzers-Namely, Hand Refractometers for Determining Serum Protein, Urine Specific Gravity and Refractive Index of Sample Liquids
Cancelled
·
July 6, 1978
·
73177293
·
PROTOMETERS
Digital electronic measuring apparatus, namely, digital multimeter and manuals sold therewith
Cancelled
·
November 5, 2001
·
76334252
·
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