Collection search - Furnace vacuum system and withdrawal mechanism designed for the growth of single crystals of silicon by the Czochralski method
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Record information – Brief 
Furnace vacuum system and withdrawal mechanism designed for the growth of single crystals of silicon by the Czochralski method
Hierarchical level:Item (Accession level)Date:1955Reference:Accession number: 1985-197 NPC, Box number: 5043Item no. (creator):4217-DType of material:PhotographsFound in:Archives / Collections and FondsItem ID number:3228446Context of this record: -
Record information – Details Date(s):1955Place:Ottawa, Ont.,Place of creation:No place, unknown, or undeterminedExtent:1 photograph ; 4 1/4 x 3 7/8 in.
Negative Film B/W - safety filmAdditional information:Subject heading:Source:GovernmentOther accession no.: -
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