Registers – Calculators – Input-output calculator to indicator – printer – etc.
Patent
1994-12-23
1996-06-25
Stanzione, Patrick J.
Registers
Calculators
Input-output calculator to indicator, printer, etc.
235 1D, G10F 102
Patent
active
055302343
ABSTRACT:
A portable, hand held, electronic calculator assembly has a retractable cover slidably mounted to a calculator. The calculator has a front with a keypad and display, and a back. The cover has an inner surface and an exposed outer surface. The cover is movable relative to the calculator between a first position where the cover inner surface is juxtaposed to the calculator front, thereby protecting the keypad and display, and a second position where the cover inner surface is juxtaposed to the calculator back.
REFERENCES:
patent: D269278 (1983-06-01), Yoshioka et al.
patent: D283137 (1986-03-01), Hamar
patent: D283138 (1986-03-01), Hamar
patent: D331400 (1992-12-01), Kelly et al.
patent: D332777 (1993-12-01), Kelly et al.
patent: 3961159 (1976-06-01), Hursey
patent: 4044980 (1977-08-01), Cummins
patent: 4113212 (1978-09-01), Coriden
patent: 4165554 (1979-08-01), Faget
patent: 4259568 (1981-03-01), Dynesen
patent: 4596923 (1986-06-01), Kuo
patent: 4703160 (1987-10-01), Narishima et al.
patent: 4746043 (1988-05-01), Booker
patent: 4989926 (1991-02-01), Snow, Jr.
patent: 5092459 (1992-03-01), Uljanic et al.
patent: 5115330 (1992-05-01), Nobile et al.
patent: 5128829 (1992-07-01), Loew
Loh Philip K. N.
Quek Soo H.
Hewlett--Packard Company
Stanzione Patrick J.
LandOfFree
Hand held calculator having a retractable cover does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Hand held calculator having a retractable cover, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hand held calculator having a retractable cover will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2190714