Abstraction of themes from melodic variations
Welker, R L
Published in Journal of experimental psychology. Human perception and performance (01.06.1982)
Published in Journal of experimental psychology. Human perception and performance (01.06.1982)
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Journal Article
Contextual stimulus control over operant responding in pigeons
Welker, R.L, Tomie, A, Davitt, G.A, Thomas, D.R
Published in Journal of comparative & physiological psychology (01.03.1974)
Published in Journal of comparative & physiological psychology (01.03.1974)
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Journal Article
Response : Pitfalls of Organismic Concepts: "Learned Laziness"?
Welker, Robert L., Hansen, Gary, Engberg, Larry A., Thomas, David R.
Published in Science (American Association for the Advancement of Science) (27.07.1973)
Published in Science (American Association for the Advancement of Science) (27.07.1973)
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Journal Article
Roller safety support system for conveyor system
Wiggins, Daniel G, Airaudi, Robert J, Welker, III, Robert L, Flinn, James L
Year of Publication 23.10.2007
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Year of Publication 23.10.2007
Patent
Roller safety support system for conveyor system
AIRAUDI ROBERT J, FLINN JAMES L, WELKER, III ROBERT L, WIGGINS DANIEL G
Year of Publication 23.10.2007
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Year of Publication 23.10.2007
Patent
Tensioning assembly for conveying belt cleaning blade
Wiggins, Daniel G, Airaudi, Robert J, Welker, III, Robert L, Henderson, Alan J, Nylund, Jeremy R, Cappaert, Gregory W
Year of Publication 28.10.2008
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Year of Publication 28.10.2008
Patent
Tensioning assembly for conveying belt cleaning blade
CAPPAERT GREGORY W, AIRAUDI ROBERT J, WELKER, III ROBERT L, NYLUND JEREMY R, WIGGINS DANIEL G, HENDERSON ALAN J
Year of Publication 28.10.2008
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Year of Publication 28.10.2008
Patent