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The Story of Alternating Current Arc Welding (1944)

10 /0
Taavale toso | | 15 minute | ,

Demonstrates the differences between alternating current and direct current arc welding processes, and in particular the finer control available with AC machines at the time.

Ituaiga:

Faʻafiafia:

Auvaa:

Subtitle: English France Germany Spain Dutch Korea Japan ETC.

Faʻamalolo: Jan 01, 1944

Lauiloa: 0.253

Gagana: English

Potu potu:

Atunuʻu: United States of America