CA118575A - Appareil a reduire la pression d'arriere - Google Patents

Appareil a reduire la pression d'arriere

Info

Publication number
CA118575A
CA118575A CA000118575A CA118575DA CA118575A CA 118575 A CA118575 A CA 118575A CA 000118575 A CA000118575 A CA 000118575A CA 118575D A CA118575D A CA 118575DA CA 118575 A CA118575 A CA 118575A
Authority
CA
Canada
Prior art keywords
back pressure
pressure reducer
reducer
pressure
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
CA000118575A
Other languages
English (en)
Inventor
John Boyd Ricketts
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 CA118575A publication Critical patent/CA118575A/fr
Expired legal-status Critical Current

Links

CA000118575A 1909-03-25 1909-03-25 Appareil a reduire la pression d'arriere Expired CA118575A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA118575T 1909-03-25

Publications (1)

Publication Number Publication Date
CA118575A true CA118575A (fr) 1909-05-25

Family

ID=45238299

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000118575A Expired CA118575A (fr) 1909-03-25 1909-03-25 Appareil a reduire la pression d'arriere

Country Status (1)

Country Link
CA (1) CA118575A (fr)

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