Electrical Switches Responsive to Fluid Pressure; Aircraft Weight and Balance Apparatus; Music Announcer Reproducers; Aircraft Tire Pressure Monitoring Apparatus; Aircraft Center of Gravity Indicators; Magnetic Heads for Computer and Telephone Equipment; Audio-Visual Projectors for Use in Training and Point of Sales Displays and Not for Retail Use

'aircraft':7,15,20 'announc':13 'apparatus':11,19 'audio':33 'audio-visu':32 'balanc':10 'center':21 'comput':28 'display':44 'electr':1 'equip':31 'fluid':5 'graviti':23 'head':26 'indic':24 'magnet':25 'monitor':18 'music':12 'point':41 'pressur':6,17 'projector':35 'reproduc':14 'respons':3 'retail':48 'sale':43 'switch':2 'telephon':30 'tire':16 'train':39 'use':37,49 'visual':34 'weight':8

DUMONT

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