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Patent 21249 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 21249
(21) Application Number: 21249
(54) English Title: MACHINE FOR MAKING SHEET IRON AND TIN PANS
(54) French Title: MACHINE A FAIRE LES CASSEROLES EN TOLE ET EN FERBLANC
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • CHURCHILL, WILLIAM (Canada)
(73) Owners :
  • WILLIAM CHURCHILL
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1885-03-13
(22) Filed Date:
Availability of licence: N/A
Dedicated to the Public: N/A
(25) Language of filing: English

Patent Cooperation Treaty (PCT): No

(30) Application Priority Data: None

Abstracts

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Claims

Note: Claims are shown in the official language in which they were submitted.

Claim-lst. The slots at the corner of the matrix 0, 0, for forming the corners of a sheet of metal in folds, by means of pressure,in combination with the female die or matrix J, J, substantially as and for the purposes hereinbefore set forth. 2nd. The application and arrangeraent of the power press, for the purpose of pressing sheets of metal into the form of pans, in combination with the male and female dies C and J, the means of shifting them by the screws H, H, the pis- ton rod G, the shifting pin the slide guides P. P, the handle F, the attachments N, the arch D, all fixed to the bed plate A, substantially as and for the purposes hereinbefore described and set forth.
Description

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Representative Drawing

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Administrative Status

2024-08-01:As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) now contains a more detailed Event History, which replicates the Event Log of our new back-office solution.

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Event History

Description Date
Inactive: Expired (old Act Patent) latest possible expiry date 1903-03-13
Grant by Issuance 1885-03-13

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
WILLIAM CHURCHILL
Past Owners on Record
None
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
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