19th C. Medical Instruments, Vol 3
U.S. Patents on CD-ROM

All 19th C. eye examination and
vision testing instrument patents
Full text and illustrations scanned at high resolution for printing. All patents indexed by date and inventor for easy retrieval

Optometer
Perimeter
Ophthalmoscope
Refractometer
Retinoscope
Trial Frames

72 patents in Acrobat format
Adobe Acrobat reader for windows is included on the CD-ROM
Acrobat for other platforms is available free on the Adobe website

19th C. Medical Instruments, Vol 3, on CD-ROM...........$25 ppd in U.S.

other titles on CD-ROM print order form

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Contact: Richard Van Vleck