U.S. federal trademark · Serial No. 79134203 · Reg. No. 4541228
Photometers; Actinometers; Weighing apparatus and instruments for standard units; Semiconductors; Semiconductor elements for optoelectronic devices; Structured semi-conductor wafers; Light emitting diodes; Weighing apparatus and instruments for derived units; Automatic control apparatus and instruments for UV intensity and dosage; Apparatus and instruments for testing optoelectronic devices; Precision measuring apparatus for UV intensity and dosage
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