CA230081A - Appareil d'ajustage du foyer de lampe - Google Patents

Appareil d'ajustage du foyer de lampe

Info

Publication number
CA230081A
CA230081A CA230081A CA230081DA CA230081A CA 230081 A CA230081 A CA 230081A CA 230081 A CA230081 A CA 230081A CA 230081D A CA230081D A CA 230081DA CA 230081 A CA230081 A CA 230081A
Authority
CA
Canada
Prior art keywords
focusing apparatus
lamp focusing
lamp
focusing
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
CA230081A
Other languages
English (en)
Inventor
G. Weston Edward
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.)
Westinghouse Lamp Co
Original Assignee
Westinghouse Lamp Co
Publication date
Application granted granted Critical
Publication of CA230081A publication Critical patent/CA230081A/fr
Expired legal-status Critical Current

Links

CA230081A Appareil d'ajustage du foyer de lampe Expired CA230081A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA230081T

Publications (1)

Publication Number Publication Date
CA230081A true CA230081A (fr) 1923-04-03

Family

ID=35127454

Family Applications (1)

Application Number Title Priority Date Filing Date
CA230081A Expired CA230081A (fr) Appareil d'ajustage du foyer de lampe

Country Status (1)

Country Link
CA (1) CA230081A (fr)

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