Letter weighing device

Description

FIG. 1 is a side perspective view looking from above and one end;

FIG. 2 is an enlarged exploded fragmentary view looking from above;

FIG. 3 is a perspective view looking from above showing other side and other end;

FIG. 4 is underneath perspective view; and,

FIG. 5 is an end view looking in the direction of arrow-A.

Referenced Cited
U.S. Patent Documents
D23335 June 1894 Withrow
D233658 November 1974 Schroeder
D250935 January 30, 1979 Lokuig
1201063 October 1916 Litchfield
2204595 June 1940 Hotson
2507073 May 1950 White
2612365 September 1952 Nielson
3224516 December 1965 Stelzer
4961472 October 9, 1990 Pratt
Foreign Patent Documents
479802 July 1929 DEX
560626 October 1932 DEX
411206 June 1934 GBX
Patent History
Patent number: D354245
Type: Grant
Filed: Apr 20, 1993
Date of Patent: Jan 10, 1995
Inventor: Barry S. Waltho (Bowdon Vale Altrincham, Cheshire WA14 3EL)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Pravel, Hewitt, Kimball & Krieger
Application Number: 0/7,371
Classifications
Current U.S. Class: Beam Or Balance Type (D10/90)