Bifocal lens attachment
US D197305 S
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United States Patent 0 ice fjj' fflfli BIFOCAL LENS ATTACHMENT Robert H. Magnusou and Arthur R. Magnuson, both of 150 E. Broad St., Columbus, Ohio Filed Mar. 5 1963, Ser. No. 73,818
Term of patent 14 years (Cl. D571) FIGURE 1 is a front elevational view of the bifocal References Cited in the file of this patent lens attachment embodying our new design.
FIGURE 2 is a rear elevational view thereof. UNITED STATES PATENTS FIGURE 3 is a top plan view thereof. 716194 Conn 1902 FIGURE 4 is a side elevational view thereof. 2'486881 Rom 1949 We claim:
The ornamental design for a bifocal lens attachment, as shown.