TREA

Combination calculator and clock

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Information

  • Patent Grant
  • D345757
  • Patent Number
    D345,757
  • Date Filed
    Friday, April 17, 1992
    32 years ago
  • Date Issued
    Tuesday, April 5, 1994
    30 years ago
Information
Abstract
Description
Claims
  • The ornamental design for a combination calculator and clock, as shown and described.
US Referenced Citations (6)
Number Name Date Kind
D161913 Fraim Feb 1951
D245109 Yoshioka Jul 1977
D283493 Li Apr 1986
D283515 Li Apr 1986
D284387 Li Jun 1986
D286161 Wong Oct 1986
Non-Patent Literature Citations (10)
Entry
A sales description of a calculator/pagefinder from Exec-u-calc, date unknown.
A sales description of a calculator/pagefinder from Tronica Electronic Engineering Co., Ltd. Item Nos. 515-2 and 515-3, date unknown.
A sales description of a calculator/pagefinder from Fortune, date unknown.
A sales description of a calculator/pagefinder from Exact Grow Electronics Limited, Item No. EG854, p. 159 (Apr. 1990).
A sales description of a calculator/pagefinder from Tronica Electronic Engineering Co., Ltd., Item No. FC 515-3, p. 284, (Apr. 1990).
A sales description of a calcuator/pagefinder from Signatures, Item No. 12-13882-2, (1991).
A sales description of a calculator/pagefinder from Day-Timers, Item Nos. 90558 and 90758, p. 59, date unknown.
A sales description of a calculator/pagefinder from Tronica Electronics Engineering Co., Ltd., Item Nos. 515-22, 515-2, and 515-3, date unknown.
A sales description of a calculator/pagefinder from Ewig Industries Co. Ltd., Item No. JC14, p. 157, (Apr. 1990).
A sales description of a calculator/pagefinder from Exact Grow Limited, Item No. EG853, date unknown.