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Class Information
Number: D8/340
Name: Tools and hardware > Locking or closing device (17) > Lock, latch or bolt (17) > Sliding into engagement > Chained bolt

Patents under this class:

Patent Number Title Of Patent Date Issued
D511958 Chain door lock Nov. 29, 2005
5193866 Transportable positive dead bolt lock for doors Mar. 16, 1993
D319776 Door lock Sep. 10, 1991
D274125 Safety chain lock for a door or similar structure Jun. 5, 1984
D256551 Door locking chain Aug. 26, 1980
4105231 Chain lock assembly Aug. 8, 1978

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