IP Library › Granted Patent US 4,869,488
Granted Patent Utility
US 4,869,488 · App. 07/279,301

Automatic sheet-feeder

Inventors: Fumiyuki Hirota, Tadashi Miwa, Yasushi Yamada
Patented Case View Patent ↗
Granted: Sep 26, 1989 Filed: Dec 1, 1988
Inventors
Fumiyuki Hirota
Tadashi Miwa
Yasushi Yamada
Assignee (at issue)
Konishiroku Photo Industry Co., Ltd.

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,869,488
App. No.
07/279,301
Filed
1988-12-01
Granted
1989-09-26
Kind
A