CA289002A - Filtre de lampe - Google Patents

Filtre de lampe

Info

Publication number
CA289002A
CA289002A CA289002A CA289002DA CA289002A CA 289002 A CA289002 A CA 289002A CA 289002 A CA289002 A CA 289002A CA 289002D A CA289002D A CA 289002DA CA 289002 A CA289002 A CA 289002A
Authority
CA
Canada
Prior art keywords
filterer
lamps
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
CA289002A
Other languages
English (en)
Inventor
E. Wortman James
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
Publication date
Application granted granted Critical
Publication of CA289002A publication Critical patent/CA289002A/fr
Expired legal-status Critical Current

Links

CA289002A Filtre de lampe Expired CA289002A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA289002T

Publications (1)

Publication Number Publication Date
CA289002A true CA289002A (fr) 1929-04-23

Family

ID=35225814

Family Applications (1)

Application Number Title Priority Date Filing Date
CA289002A Expired CA289002A (fr) Filtre de lampe

Country Status (1)

Country Link
CA (1) CA289002A (fr)

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