Kora Models (http://www.lfmodels.com/index.php?main_page=products_new) is to release in March 2014 two 1/72nd resin kits from the Swiss a/c EFW C.3605.
EFW C.3605 Zielschlepp in Service - ref.72182
Source: http://www.lfmodels.com/index.php?main_page=product_info&products_id=1567
EFW C.3605 in Civil Service - ref.72183
Source: http://www.lfmodels.com/index.php?main_page=product_info&products_id=1568
V.P.