CA1027055A - Noise reducing screen - Google Patents

Noise reducing screen

Info

Publication number
CA1027055A
CA1027055A CA228,822A CA228822A CA1027055A CA 1027055 A CA1027055 A CA 1027055A CA 228822 A CA228822 A CA 228822A CA 1027055 A CA1027055 A CA 1027055A
Authority
CA
Canada
Prior art keywords
noise reducing
reducing screen
screen
noise
reducing
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
CA228,822A
Other languages
French (fr)
Inventor
Andre L. Desenfant
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.)
D'ETUDES GENERALES DE CONSTRUCTIONS INDUSTRIELLES ET CIVILES - S EGIC Ste
Original Assignee
D'ETUDES GENERALES DE CONSTRUCTIONS INDUSTRIELLES ET CIVILES - S EGIC Ste
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 D'ETUDES GENERALES DE CONSTRUCTIONS INDUSTRIELLES ET CIVILES - S EGIC Ste filed Critical D'ETUDES GENERALES DE CONSTRUCTIONS INDUSTRIELLES ET CIVILES - S EGIC Ste
Priority to CA228,822A priority Critical patent/CA1027055A/en
Application granted granted Critical
Publication of CA1027055A publication Critical patent/CA1027055A/en
Expired legal-status Critical Current

Links

CA228,822A 1975-06-09 1975-06-09 Noise reducing screen Expired CA1027055A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA228,822A CA1027055A (en) 1975-06-09 1975-06-09 Noise reducing screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA228,822A CA1027055A (en) 1975-06-09 1975-06-09 Noise reducing screen

Publications (1)

Publication Number Publication Date
CA1027055A true CA1027055A (en) 1978-02-28

Family

ID=4103276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA228,822A Expired CA1027055A (en) 1975-06-09 1975-06-09 Noise reducing screen

Country Status (1)

Country Link
CA (1) CA1027055A (en)

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