Benthos Inc., of North Falmouth, Mass., announced it has sold the rights to its imaging product line, including the 35-mm Edgerton deep-sea film, video and digital imaging cameras and accessories, to Marine Systems Technology Inc.   . . .   Intermap Technologies has announced data sales valued at $280,000 to Space Imaging of Thornton, Colo. The data covers the islands of Puerto Rico and Jamaica and will be used to enhance the accuracy of IKONOS satellite imagery offered by Space Imaging.   . . .   Nicole Umschlag has joined the training center at AIXTRON headquarters, Germany, where she will be involved in customer training and producing training documents.