Claims (1)
Claim 1 (Independent)
The ornamental design for a hammerless check valve, as shown and described.
Full Description
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FIG. 1 is an exterior view;
FIG. 2 is a front view;
FIG. 3 is a back view;
FIG. 4 is a left side view;
FIG. 5 is a right side view;
FIG. 6 is a top plan view; and,
FIG. 7 is a bottom view.
Citations
This patent cites (4)
- USD260280
- USD370963
- USD708706
- USD768822