Classification Information
Cranes; Door openers, pneumatic; Electric door openers and closers; Electric door opening and closing system; Electric garage door openers and closers; Electric gate openers; Electric gate operators; Hydraulic door openers; Hydraulic gate openers; Hydraulic gate operators; Motorized door locks; Pneumatic door closers; Window openers, electric; Window openers, hydraulic; Window openers, pneumatic
Machinery