CA249083A - Wave signalling system - Google Patents

Wave signalling system

Info

Publication number
CA249083A
CA249083A CA249083A CA249083DA CA249083A CA 249083 A CA249083 A CA 249083A CA 249083 A CA249083 A CA 249083A CA 249083D A CA249083D A CA 249083DA CA 249083 A CA249083 A CA 249083A
Authority
CA
Canada
Prior art keywords
signalling system
wave signalling
wave
signalling
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
CA249083A
Other languages
French (fr)
Inventor
B. Schulte Walter
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.)
Burgess Battery Co
Original Assignee
Burgess Battery Co
Publication date
Application granted granted Critical
Publication of CA249083A publication Critical patent/CA249083A/en
Expired legal-status Critical Current

Links

CA249083A Wave signalling system Expired CA249083A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA249083T

Publications (1)

Publication Number Publication Date
CA249083A true CA249083A (en) 1925-04-28

Family

ID=35156057

Family Applications (1)

Application Number Title Priority Date Filing Date
CA249083A Expired CA249083A (en) Wave signalling system

Country Status (1)

Country Link
CA (1) CA249083A (en)

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