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Otto Rotrekl
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Brno, CS
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last 30 patents
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Patent Grant
Constant tension let-off motion for warp threads in a loom
Patent number
4,458,728
Issue date
Jul 10, 1984
Vyzkumny a vyvojovy ustav Zavodu vseobecneho strojirenstvi
Otto Rotrekl
D03 - WEAVING
Information
Patent Grant
Warp let-off and its drive in a loom
Patent number
4,402,347
Issue date
Sep 6, 1983
Vyzkumny a vyvojovy ustav Zavodu vseobecneho strojirenstvi
Otto Rotrekl
D03 - WEAVING
Information
Patent Grant
Sand roller control mechanism for looms
Patent number
4,241,764
Issue date
Dec 30, 1980
Vyzkumny a vyvojovy ustav Zavodu vaseobecneho strojirenstvi
Jan Foltyn
D03 - WEAVING
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Patent Grant
Loom back rest mechanism
Patent number
4,240,471
Issue date
Dec 23, 1980
Vyzkumny a vyvojovy ustav Zavodu vseobecneho strojirenstvi
Otto Rotrekl
D03 - WEAVING