image is a derivative work of the following images: File:Kupferfittings_4062.jpg licensed with Cc-by-sa-3.0-migrated, GFDL 2007-04-11T22:15:05Z Torsten Bätge...
CU-solderfitting-type 5130-22.jpg 1-1111 CU-solderfitting-type 5253-28x15.jpg 1-1111 CU-solderfitting-type 5270.jpg 1-1111 CU-solderfitting-type 5301.jpg...
