CA803678A - Annunciator improvement - Google Patents

Annunciator improvement

Info

Publication number
CA803678A
CA803678A CA803678A CA803678DA CA803678A CA 803678 A CA803678 A CA 803678A CA 803678 A CA803678 A CA 803678A CA 803678D A CA803678D A CA 803678DA CA 803678 A CA803678 A CA 803678A
Authority
CA
Canada
Prior art keywords
annunciator
improvement
annunciator improvement
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
CA803678A
Inventor
H. Clarridge Chester
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.)
Rochester Instrument Systems Inc
Original Assignee
Rochester Instrument Systems Inc
Publication date
Application granted granted Critical
Publication of CA803678A publication Critical patent/CA803678A/en
Expired legal-status Critical Current

Links

CA803678A Annunciator improvement Expired CA803678A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA803678T

Publications (1)

Publication Number Publication Date
CA803678A true CA803678A (en) 1969-01-07

Family

ID=36271730

Family Applications (1)

Application Number Title Priority Date Filing Date
CA803678A Expired CA803678A (en) Annunciator improvement

Country Status (1)

Country Link
CA (1) CA803678A (en)

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