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All Patents of Type: fire alarms
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
NX-8,336Apr. 02, 1835J. Whipple, B. SeymourFire alarm apparatusfire alarms
CA-10,262Jul. 21, 1879A. Anderson, J. NesbittImprovements in fire alarm boxesfire alarms
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