United States Patent [19] [li] Patent Number: Des. 318,811
Caruso et al. [45] Date of Patent: ** Aug. 6,1991
[54] REFLECTANCE PHOTOMETER
[75] Inventors: James F. Caruso; Hari Matsuda, both of Skokie, 111.
[73] Assignee: Miles, Inc., Elkhart, Ind.
[•*] Term: 14 Years
[21] Appl. No.: 299,931
[22] Filed: Jan. 23,1989
[52] U.S. CI D24/169; D10/81
[58] Field of Search D24/21, 17; D10/81,
D10/46; 128/637; 356/319, 326, 418, 419, 213
[56] References Cited
U.S. PATENT DOCUMENTS
D. 261,623 11/1981 Collister et al D24/21 X
D. 282,644 2/1986 Collister D10/46
