Antique German Pocket Hygrometer Klinkerfeus Patent made by Wilhelm Lambrecht. Case is in very poor condition. Please view all twelve photos for measurements and condition. The item “Antique German Pocket Hygrometer Klinkerfeus Patent Wilh Lambrecht” is in sale since Monday, November 29, 2021. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “matteov772012″ and is located in North Haven, Connecticut. This item can be shipped to United States.