Disambiguation evidence for open-hearth process via surface form

"Siemens–Martin open-hearth furnace"

Triples (1)

Triples where some other subject referred to this entity as "Siemens–Martin open-hearth furnace".

Pierre-Émile Martin → developed →
"Siemens–Martin open-hearth furnace"
↳ resolves to open-hearth process
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