computer software for use in home and office security systems, electric locks

'comput':1 'electr':11 'home':6 'lock':12 'offic':8 'secur':9 'softwar':2 'system':10 'use':4

[metal door handles,] metal keys, [metal door knobs,] metal locks [, metal padlocks]

'door':2,7 'handl':3 'key':5 'knob':8 'lock':10 'metal':1,4,6,9,11 'padlock':12

[non-electric door closers, namely hydraulic door closers and pneumatic door closers]

'closer':5,9,13 'door':4,8,12 'electr':3 'hydraul':7 'name':6 'non':2 'non-electr':1 'pneumat':11

MIWA

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