USD252947SExpiredUtility
Immersion type liquid heater
Est. expirySep 8, 1997(expired)· nominal 20-yr term from priority
Inventors:William R. Pomper
28
PatentIndex Score
1
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an immersion type liquid heater, as shown and described.
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