Printed matter – Indexed
Patent
1981-08-20
1987-03-24
Frankfort, Charles
Printed matter
Indexed
116234, 283 1A, 283 42, 283 43, 434219, 434368, B42F 2100
Patent
active
046520147
ABSTRACT:
Low cost, easily updated information retrieval apparatus is provided that will provide rapid access to information relating to the probable cause of an apparent or actual process or other machine malfunction signalled by an indicating device, and a recommended action to correct such malfunction.
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Frankfort Charles
Kelleher John J.
Polaroid Corporation
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