If you mean just the colored fuses in the main fuse box, this site calls them "ceramic" fuses (the colored part is ceramic). The color indicates the amp rating. No, I can't erase the question, why would you want to do that?
Here is a link to a page in the catalog:
http://catalog.eautopartscatalog.com/mercedesshop/sophio/wizard.jsp?partner=mercedesshop&clientid=catalog.mercedesshop&baseurl=http://catalog.peachparts.com/&cookieid=1VC0GXUSV1VS0FRPYU&year=1987&make=MB&model=300-E-002&category=All&part=Ceramic+Fuse
Gilly