# [ref_impl_eiffel] [356] Added some new archetype comparator and related classes; **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2007-09-09 08:13 UTC **Views:** 3 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-356-added-some-new-archetype-comparator-and-related-classes/12603 --- ## Post #1 by @svn1 Revision: 356 Author: thomas\.beale Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-356-added-some-new-archetype-comparator-and-related-classes/12603 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-356-added-some-new-archetype-comparator-and-related-classes/12603