CPC Subgroup
E05C 9/021 Full Title
Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing (; similar constructions for engineering closures F16J13/08) > with one sliding bar for fastening when moved in one direction and unfastening when moved in opposite direction; with two sliding bars moved in the same direction when fastening or unfastening
1 direct subcode
Child Classifications
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