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  • brown instrument company 1923 automatic control temperature vintage ad

Original vintage optical industry trade magazine ad for THE BROWN INSTRUMENT COMPANY. Main office and factory was located in Philadelphia, PA.  The Brown Automatic Temperature Control Pyrometer for the Automatic Control of Gas, Oil Fired and Electrically Heated Devices.  Old 1923 optical medical laboratory instrument advertisement.

brown instrument company 1923 automatic control temperature vintage ad

  • Product Code: s272
  • Length: 9 inches
  • Width: 6 inches
  • Pages: 1
  • Views: 93
  • Availability: In Stock
  • $20.00
  • $15.00 25% OFF

    ON SALE
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  • You save: $5.00 (25%)

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