Audio alert devices comprised of non-electric door chimes sold as an integral component of hydraulic door closers and electromechanical door openers and closers

'alert':2 'audio':1 'chime':10 'closer':19,25 'compon':15 'compris':4 'devic':3 'door':9,18,22 'electr':8 'electromechan':21 'hydraul':17 'integr':14 'non':7 'non-electr':6 'open':23 'sold':11

Audio alert devices comprised of non-electric door chimes; Audio alert device kits primarily comprised of non-electric door chimes; Audio alert devices comprised of non-electric door chimes sold as an integral component of mechanical door closers in the nature of metal spring-loaded door closers and metal hinge pin door closers, and metal pivot hinges and metal pivot hinge sets for controlled closing of doors

'alert':2,12,24 'audio':1,11,23 'chime':10,22,32 'close':69 'closer':41,51,57 'compon':37 'compris':4,16,26 'control':68 'devic':3,13,25 'door':9,21,31,40,50,56,71 'electr':8,20,30 'hing':54,61,65 'integr':36 'kit':14 'load':49 'mechan':39 'metal':46,53,59,63 'natur':44 'non':7,19,29 'non-electr':6,18,28 'pin':55 'pivot':60,64 'primarili':15 'set':66 'sold':33 'spring':48 'spring-load':47

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