Patent US4597651 - Apparatus for the detection of eye sight defects ...
Before the problems and related solutions for sight and hearing impaired ... acuity can be seen as (moderately) impaired vision and the range from 10% to 2% as ...
Address
Tel
Website
Date
|
Product Description
|
Supplier
|
Money
|
Quantity
|
Weight
|
---|
realcorp's website is realcorp.at