original Patent - Johann Klein | Klein, Schanzlin & Becker , Frankenthal 1882 | konachsiale Kolbenstange | Dampfmaschine

Original Patent - Johann Klein | Klein, Schanzlin & Becker , Frankenthal 1882 | Konachsiale Kolbenstange | Dampfmaschine - Historical Documents
Original Patent - Johann Klein | Klein, Schanzlin & Becker , Frankenthal 1882 | Konachsiale Kolbenstange | Dampfmaschine - Historical Documents
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