USD410635SExpiredUtility

Amplifier heat sink

Assignee: HELIX ELECTRONICS INCPriority: Mar 9, 1998Filed: Mar 9, 1998Granted: Jun 8, 1999

Est. expiryMar 9, 2018(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for an amplifier heat sink, as shown.

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