door closers of metal, non-electric; door springs of metal, non-electric; door handles of metal; metal locks in the nature of door openers, non-electric; lock bolts; locks of metal, other than electric

'bolt':31 'closer':2 'door':1,8,15,25 'electr':7,14,29,37 'handl':16 'lock':20,30,32 'metal':4,11,18,19,34 'natur':23 'non':6,13,28 'non-electr':5,12,27 'open':26 'spring':9

electronically operated door latches; programmable locking systems, consisting of electronic locksets and keypads and downloadable software for electronically operating door latches; electronic key fobs being remote control apparatus; electronic access control systems for interlocking doors

'access':30 'apparatus':28 'consist':8 'control':27,31 'door':3,20,35 'download':15 'electron':1,10,18,22,29 'fob':24 'interlock':34 'key':23 'keypad':13 'latch':4,21 'lock':6 'lockset':11 'oper':2,19 'programm':5 'remot':26 'softwar':16 'system':7,32

door closers, electric; hydraulic door closers, motorized door locks; pneumatic door closers

'closer':2,6,12 'door':1,5,8,11 'electr':3 'hydraul':4 'lock':9 'motor':7 'pneumat':10

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