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• US 1,104,617 A
• Filed:
• Issued:
• Est. Priority Date: 12/14/1912
• Status: Expired due to Term

• Current Assignee: N/A
• Original Assignee: N/A
• Time in Patent Office: Days
• US Class Current: 101/131
• CPC Class Codes: B41L 9/00 Apparatus for indirectly duplicating from hectographic originals by means of hectographic intermediaries or transfer surfaces, i.e. "dry duplicators"

Claims