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Ref No	DD/255/4/3
Alt Ref No	DD/255/67
Title	Patent for Water Filter
Description	Photocopy, dated 1969, of patent Squier Cheavin, Boston, Linconshire, and George Cheavin, Boston, Linconshire "Improvements in filtering and purifying water and in apparatus employed therein"
Date	[26 Apr 1862]

Record