Collection search - [Patent no. 20520]
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Record information – Brief 
[Patent no. 20520]
Hierarchical level:ItemDate:[between 1886-1951]Reference:R216, RG10-D-11-a, Volume number: 10976Item no. (creator):20520Type of material:Textual materialFound in:Archives / Collections and FondsItem ID number:5493174Context of this record: -
Record information – Details Date(s):[between 1886-1951]Place of creation:CanadaLanguage of material:EnglishScope and content:Finding aid no.:Additional information:Source:GovernmentFormer archival reference no.: -
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