Kessler Instruments Inc.
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Kessler Instruments Inc. Model PT-50R (0 to 220F) 指针式测温仪Model PT-50R (0 to 220F) -
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Kessler Instruments Inc. Model PT-50R (0 to 250C) 指针式测温仪Model PT-50R (0 to 250C) -
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Kessler Instruments Inc. Model PT-50R (25 to 125F) 指针式测温仪Model PT-50R (25 to 125F) -
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Kessler Instruments Inc. Model PT-50R (50 to 500F) 指针式测温仪Model PT-50R (50 to 500F)
