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US D434,498 SGranted
Indirect ophthalmoscopy lens two piece retaining ring
AssigneeVolk Optical, Inc.
InventorsRichard M. Mueller, Donald A. Volk
Life of this patent
Estimating the term…
Abstract
The abstract isn’t available for this document.
Claims1
The ornamental design for an indirect ophthalmoscopy lens two piece retaining ring, as shown and described.