Title:
Door closer
United States Patent 2920338
US Patent References:
/0289776.html
- - 0289776

Packing ring for pump pistons
- - 1564484

Door closer
- - 2703907

Door check
- - 2808608


Inventors:
Falk, Harold W.
Publication Date:
01/12/1960
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Assignee:
Falk, Harold W.
Primary Class:
16/66
Other Classes:
188/317, 16/49, 277/910, 277/434, 16/DIG.009
International Classes:
E05C17/30; E05F3/22; E05F3/10; E05C17/00; E05F3/00