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CA478022A - Fire-resistant door frames - Google Patents

Fire-resistant door frames

Info

Publication number
CA478022A
CA478022A CA478022A CA478022DA CA478022A CA 478022 A CA478022 A CA 478022A CA 478022 A CA478022 A CA 478022A CA 478022D A CA478022D A CA 478022DA CA 478022 A CA478022 A CA 478022A
Authority
CA
Canada
Prior art keywords
fire
door frames
resistant door
resistant
frames
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
CA478022A
Other languages
French (fr)
Inventor
J. Bremer Frederick
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.)
Mosler Safe Co
Original Assignee
Mosler Safe Co
Publication date
Application granted granted Critical
Publication of CA478022A publication Critical patent/CA478022A/en
Expired legal-status Critical Current

Links

CA478022A Fire-resistant door frames Expired CA478022A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA478022T

Publications (1)

Publication Number Publication Date
CA478022A true CA478022A (en) 1951-10-23

Family

ID=35617674

Family Applications (1)

Application Number Title Priority Date Filing Date
CA478022A Expired CA478022A (en) Fire-resistant door frames

Country Status (1)

Country Link
CA (1) CA478022A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060522A (en) * 1958-11-03 1962-10-30 John H Parker Packaged door assembly and method for prefabricating and installing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060522A (en) * 1958-11-03 1962-10-30 John H Parker Packaged door assembly and method for prefabricating and installing the same

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