37 ELEMENT CONCENTRIC TUBE INJECTOR - NARA - 17421119.jpg
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37 ELEMENT CONCENTRIC TUBE INJECTOR NARA 17421119, US National Archives series: Photographs Relating to Agency Activities, Facilities and Personnel, Images from the National Archives and Records Administration, US National Archives location: other, 37 ELEMENT CONCENTRIC TUBE INJECTOR
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ja
37 国立公文書館所蔵:写真 工作所活動・施設・人事関係、国立公文書館所蔵画像他37件
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injector concentric concentricity injectable element chemical element