Installation, maintenance, and repair of doors, door panels, door operators and door systems, including parts, accessories, components, controls, and control accessories therefor

'accessori':16,21 'compon':17 'control':18,20 'door':6,7,9,12 'includ':14 'instal':1 'mainten':2 'oper':10 'panel':8 'part':15 'repair':4 'system':13 'therefor':22

Pneumatic, magnetic and motorized door operators in the nature of door openers and closers, and door opening and closing systems, comprised of structural parts, structural components, and electronic controls therefor

'close':19 'closer':14 'compon':26 'compris':21 'control':29 'door':5,11,16 'electron':28 'magnet':2 'motor':4 'natur':9 'open':12,17 'oper':6 'part':24 'pneumat':1 'structur':23,25 'system':20 'therefor':30

Non-metal doors and non-metal door systems, comprised of non-metal door panels, structural components, and non-metal door structural parts, namely, hinges and tracks

'compon':19 'compris':11 'door':4,9,16,24 'hing':28 'metal':3,8,15,23 'name':27 'non':2,7,14,22 'non-met':1,6,13,21 'panel':17 'part':26 'structur':18,25 'system':10 'track':30

A

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