TY - GEN AU - Engelmann,M A AU - Blechner,C TI - The Equi-Spansion technique for casting without metal rings SN - 0362-0913 PY - 1981///0810 KW - Dental Alloys KW - Dental Casting Investment KW - Dental Casting Technique KW - instrumentation KW - Denture Design KW - methods KW - Humans N1 - Publication Type: Journal Article ER -