Translucent building block or the like

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Description

FIG. 1 is a perspective view of the translucent building block or the like illustrating our new design.

FIG. 2 is a top plan view of the block illustrated in FIG. 1.

FIG. 3 is a view in front elevation of the block illustrated in FIG. 1.

FIG. 4 is a view in side elevation of the block illustrated in FIG. 1.

FIG. 5 is another view in side elevation of the block illustrated in FIG. 2.

FIG. 6 is another view in side elevation of the block illustrated in FIG. 1 .

Referenced Cited
U.S. Patent Documents
D85320 October 1931 Bowman
D109025 March 1938 Perkins
D114085 April 1939 Lockart
D114086 April 1939 Lockart
D193392 August 1962 Kingsbury
D196971 November 1963 Virkkala
D198626 July 1964 Lockart et al.
D210372 March 1968 Behnk et al.
D210373 March 1968 Behask et al.
D217924 June 1970 Clostermann et al.
2086185 July 1937 Keaney
3798861 March 1974 Weiss
4023319 May 17, 1977 Kurata
Other references
  • Glass Block by Pittsburgh Corning, Exterior and Interior applications, Mar. 1978, p. 6, center block, lower central photograph, corner blocks.
Patent History
Patent number: D293477
Type: Grant
Filed: Feb 24, 1984
Date of Patent: Dec 29, 1987
Assignee: Pittsburgh Corning Corporation (Pittsburgh, PA)
Inventors: Thomas J. Pirosko (McMurray, PA), Francis J. Zavada (Aliquippa, PA)
Primary Examiner: A. Hugo Word
Attorney: Stanley J. Price, Jr.
Application Number: 6/583,417
Classifications
Current U.S. Class: Hollow Type (D25/108)