CA139473A - Copper hardening process - Google Patents

Copper hardening process

Info

Publication number
CA139473A
CA139473A CA000139473A CA139473DA CA139473A CA 139473 A CA139473 A CA 139473A CA 000139473 A CA000139473 A CA 000139473A CA 139473D A CA139473D A CA 139473DA CA 139473 A CA139473 A CA 139473A
Authority
CA
Canada
Prior art keywords
hardening process
copper
copper hardening
hardening
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000139473A
Other languages
French (fr)
Inventor
Robert A. Hamilton
Joshua Henry
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA139473A publication Critical patent/CA139473A/en
Expired legal-status Critical Current

Links

CA000139473A 1912-02-12 1912-02-12 Copper hardening process Expired CA139473A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA139473T 1912-02-12

Publications (1)

Publication Number Publication Date
CA139473A true CA139473A (en) 1912-04-02

Family

ID=45259189

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000139473A Expired CA139473A (en) 1912-02-12 1912-02-12 Copper hardening process

Country Status (1)

Country Link
CA (1) CA139473A (en)

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