IP Library › Granted Patent US 578,639
Granted Patent S1
US 578,639 · App. 29/282,267 · Granted Oct 14, 2008

Earplug stem

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Quick Facts
Patent No.
US 578,639
App. No.
29/282,267
Granted
Oct 14, 2008
Kind
S1
Claims (1)

I claim, the ornamental design for an earplug stem, as shown and described.