US694783A - Turret drilling, milling, and tapping machine ...


US694783A US1998600A US1900019986A US694783A US 694783 A US694783 A US 694783A US 1998600 A US1998600 A US 1998600A US 1900019986 A US1900019986 A US 1900019986A US 694783 A US694783 A US 694783A Authority US United States Prior art keywords head turret spindle frame carried Prior art date 1900-06-12 Legal status (The legal status is an assumption and is not a …
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