FR619184A - Optical signal - Google Patents

Optical signal

Info

Publication number
FR619184A
FR619184A FR619184DA FR619184A FR 619184 A FR619184 A FR 619184A FR 619184D A FR619184D A FR 619184DA FR 619184 A FR619184 A FR 619184A
Authority
FR
France
Prior art keywords
optical signal
optical
signal
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
Other languages
French (fr)
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.)
Julius Pintsch AG
Original Assignee
Julius Pintsch AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Julius Pintsch AG filed Critical Julius Pintsch AG
Application granted granted Critical
Publication of FR619184A publication Critical patent/FR619184A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G3/00—Traffic control systems for marine craft

Landscapes

  • Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR619184D 1925-07-28 1926-07-22 Optical signal Expired FR619184A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE619184X 1925-07-28

Publications (1)

Publication Number Publication Date
FR619184A true FR619184A (en) 1927-03-28

Family

ID=6577305

Family Applications (1)

Application Number Title Priority Date Filing Date
FR619184D Expired FR619184A (en) 1925-07-28 1926-07-22 Optical signal

Country Status (1)

Country Link
FR (1) FR619184A (en)

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