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(12) Patent: | (11) CA 1141421 |
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(21) Application Number: | 1141421 |
(54) English Title: | PHOTOCOPYING MACHINE |
(54) French Title: | MACHINE A PHOTOCOPIER |
Status: | Term Expired - Post Grant |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : |
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(74) Agent: | MARKS & CLERK |
(74) Associate agent: | |
(45) Issued: | 1983-02-15 |
(22) Filed Date: | 1979-05-22 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | ||||||
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PHOTOCOPYING MACHINE
ABSTRACT
A duplexing copying machine is provided with an open
operator-accessible buffer storage tray and appropriate
sheet feeding means to feed paper through the machine. In
duplexing mode, sheet feeding takes place from the buffer
store instead of the paper supply store.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
Sorry, the representative drawing for patent document number 1141421 was not found.
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Description | Date |
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Inactive: IPC from MCD | 2006-03-11 |
Inactive: Expired (old Act Patent) latest possible expiry date | 2000-02-15 |
Grant by Issuance | 1983-02-15 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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XEROX CORPORATION |
Past Owners on Record |
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IAN G. BROWN |