Title:
Arrangement for fitting a self-centering cover without any clearance on valves and the like parts
Document Type and Number:
United States Patent 2998957
Publication Date:
09/05/1961
Other Classes:
251/298, 137/527.800, 251/315.070, 251/315.140
International Classes:
F16K1/34; F16K5/20; F16K1/32; F16K5/00