FR345569A - Umbrella closure - Google Patents

Umbrella closure

Info

Publication number
FR345569A
FR345569A FR345569DA FR345569A FR 345569 A FR345569 A FR 345569A FR 345569D A FR345569D A FR 345569DA FR 345569 A FR345569 A FR 345569A
Authority
FR
France
Prior art keywords
umbrella closure
umbrella
closure
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)
Inventor
Georges Petri
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.)
GEORGES PETRI
Original Assignee
GEORGES PETRI
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 GEORGES PETRI filed Critical GEORGES PETRI
Application granted granted Critical
Publication of FR345569A publication Critical patent/FR345569A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
    • A45B25/00—Details of umbrellas
    • A45B25/12—Devices for holding umbrellas closed, e.g. magnetic devices
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
    • G08B29/08—Signalling of tampering with the line circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
FR345569D 1904-03-14 1904-08-13 Umbrella closure Expired FR345569A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE345569X 1954-12-01

Publications (1)

Publication Number Publication Date
FR345569A true FR345569A (en) 1904-12-05

Family

ID=6254679

Family Applications (1)

Application Number Title Priority Date Filing Date
FR345569D Expired FR345569A (en) 1904-03-14 1904-08-13 Umbrella closure

Country Status (2)

Country Link
CH (1) CH345569A (en)
FR (1) FR345569A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2834957A1 (en) * 1978-08-10 1980-02-21 Ernst Blaser Wheatstone bridge for alarm systems - has basic arrangement with additional resistors to eliminate spurious switching

Also Published As

Publication number Publication date
CH345569A (en) 1960-03-31

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