Briquette Machine Bushing Assembly Clearance

US3353215A US507090A US50709065A US3353215A US 3353215 A US3353215 A US 3353215A US 507090 A US507090 A US 507090A US 50709065 A US50709065 A US 50709065A US 3353215 A US3353215 A US 3353215A Authority US United States Prior art keywords upper lower die press powdered material Prior art date 1965-11-10 Legal status The legal status is an assumption and is.

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