The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 356
Catalog to Architects. Architecluiron Works and Buildersonly on Application Patent Sheet Metal Shears Punching Machines AH parts, including the main body, are made of forged steel which makes thesetools far superior to any made from cast steel The Punch Machines are madefrom steel plates. All…
Architecture · Building
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