Innovative Product Technologies, Inc. : Bob Parker // Архивиран от оригинала на 2019-03-08. Посетен на 2019-03-11. Started Robert Parker Research 1972 to commercialize and manufacture various Liquid Crystal patented products such as the digital thermometer used for fever monitoring and aquarium and room temperatures
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Innovative Product Technologies, Inc. : Bob Parker // Архивиран от оригинала на 2019-03-08. Посетен на 2019-03-11. Started Robert Parker Research 1972 to commercialize and manufacture various Liquid Crystal patented products such as the digital thermometer used for fever monitoring and aquarium and room temperatures
