Electricity: circuit makers and breakers – Electric switch details – Indicators
Patent
1988-05-12
1990-07-17
Cusick, Ernest G.
Electricity: circuit makers and breakers
Electric switch details
Indicators
200309, 200294, 200512, 200 5A, 341 23, 340525, 34081512, 40621, H01H 900
Patent
active
049422758
ABSTRACT:
A control panel face for mounting at least one control member. The control panel face includes a base having a face surface onto which at least a portion of the control member is positioned, at least a portion of the face surface being magnetic; a flexible magnetic sheet for being removably attached to the face surface of the base over the control member; and a flexible cover sheet for being attached to the magnetic sheet and for covering the aperture through the magnetic sheet, the cover sheet including indicia for identifying the control member.
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patent: 3965599 (1976-06-01), Ebner
patent: 4066850 (1978-01-01), Heys, Jr.
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patent: 4439757 (1984-03-01), Gross et al.
patent: 4684940 (1987-08-01), Charmeux
IBM Technical Disclosure Bulletin, "Keyboard with Changeable Encoding and Key Designation", vol. 13, No. 7, 12-1970.
IBM Technical Disclosure Bulletin, "Interchangeable Keyboard Character Indicator", vol. 14, No. 8, 12-1970.
Addy Timothy E.
Speakman Warner E.
Cusick Ernest G.
ESI Companies, Inc.
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