Calculator keyboard module
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Description
FIG. 1 is a top plan view of a preferred embodiment of a calculator keyboard module showing our new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof; and
FIG. 6 is a right side elevational view thereof.
Referenced Cited
U.S. Patent Documents
D227671 | July 1973 | Yamamoto |
3617661 | November 1971 | Nome et al. |
3721778 | March 1973 | Seeger, Jr. et al. |
3736397 | May 1973 | Pedersen |
Patent History
Patent number: D266005
Type: Grant
Filed: May 18, 1979
Date of Patent: Aug 31, 1982
Assignee: Litton Business Systems, Inc. (Morris Plains, NJ)
Inventors: Myron Beitler (West Orange, NJ), John N. Johnston (North Plainfield, NJ)
Primary Examiner: Louis S. Zarfas
Attorneys: Michael H. Wallach, Robert F. Rotella
Application Number: 6/40,133
Type: Grant
Filed: May 18, 1979
Date of Patent: Aug 31, 1982
Assignee: Litton Business Systems, Inc. (Morris Plains, NJ)
Inventors: Myron Beitler (West Orange, NJ), John N. Johnston (North Plainfield, NJ)
Primary Examiner: Louis S. Zarfas
Attorneys: Michael H. Wallach, Robert F. Rotella
Application Number: 6/40,133
Classifications
Current U.S. Class:
With Keyboard (D18/7);
Element Or Attachment (D18/12)
International Classification: D1801;
International Classification: D1801;