CA678172A - Level responsive device - Google Patents

Level responsive device

Info

Publication number
CA678172A
CA678172A CA678172A CA678172DA CA678172A CA 678172 A CA678172 A CA 678172A CA 678172 A CA678172 A CA 678172A CA 678172D A CA678172D A CA 678172DA CA 678172 A CA678172 A CA 678172A
Authority
CA
Canada
Prior art keywords
responsive device
level responsive
level
responsive
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
CA678172A
Inventor
M. Lau Erwin
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.)
Black Products Co
Original Assignee
Black Products Co
Publication date
Application granted granted Critical
Publication of CA678172A publication Critical patent/CA678172A/en
Expired legal-status Critical Current

Links

CA678172A Level responsive device Expired CA678172A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA678172T

Publications (1)

Publication Number Publication Date
CA678172A true CA678172A (en) 1964-01-14

Family

ID=35979261

Family Applications (1)

Application Number Title Priority Date Filing Date
CA678172A Expired CA678172A (en) Level responsive device

Country Status (1)

Country Link
CA (1) CA678172A (en)

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