FR459976A - Système perfectionné de navigation - Google Patents

Système perfectionné de navigation

Info

Publication number
FR459976A
FR459976A FR459976DA FR459976A FR 459976 A FR459976 A FR 459976A FR 459976D A FR459976D A FR 459976DA FR 459976 A FR459976 A FR 459976A
Authority
FR
France
Prior art keywords
navigation system
advanced navigation
advanced
navigation
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
English (en)
Inventor
George Washington Eldridge
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR459976A publication Critical patent/FR459976A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B51/00—Marking of navigation route
    • B63B51/02—Marking of navigation route with anchored lightships; by use of lighthouses

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
FR459976D 1912-05-20 1913-05-19 Système perfectionné de navigation Expired FR459976A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US459976XA 1912-05-20 1912-05-20

Publications (1)

Publication Number Publication Date
FR459976A true FR459976A (fr) 1913-11-20

Family

ID=1499417

Family Applications (1)

Application Number Title Priority Date Filing Date
FR459976D Expired FR459976A (fr) 1912-05-20 1913-05-19 Système perfectionné de navigation

Country Status (1)

Country Link
FR (1) FR459976A (fr)

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