Food preparing thermometers
作者： J Chaney
DOI:
关键词:
摘要: A food preparing thermometer in which the scale card and tube are held proper position against movement relative to an outer protective by means of a plastic cap having central inner portion releasably engaging upper end tube.
lens.org 参考文章(2)
John L Chaney, Explosionproof candy thermometer ,(1970)
Stewart William Evertte, Fastening means for clinical-thermometer caps ,(1925)