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http://www.roedale.de/epages/roedale.htm
Am a wrong in saying that the drop port system developed by Jerry Stiller has a patent on it when it comes to commercial manufacture? Or is this just a case of royalties payed to Mr Stiller?
Tony Z.
http://www.roedale.de/epages/roedale.htm
Am a wrong in saying that the drop port system developed by Jerry Stiller has a patent on it when it comes to commercial manufacture? Or is this just a case of royalties payed to Mr Stiller?
Tony Z.