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CA971932A - Tamper-proof time interval recording system - Google Patents

Tamper-proof time interval recording system

Info

Publication number
CA971932A
CA971932A CA154,066A CA154066A CA971932A CA 971932 A CA971932 A CA 971932A CA 154066 A CA154066 A CA 154066A CA 971932 A CA971932 A CA 971932A
Authority
CA
Canada
Prior art keywords
tamper
time interval
recording system
interval recording
proof time
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
CA154,066A
Other versions
CA154066S (en
Inventor
William F. Paul (Sr.)
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 CA971932A publication Critical patent/CA971932A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S285/00—Pipe joints or couplings
    • Y10S285/921—Snap-fit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
CA154,066A 1971-10-26 1972-10-17 Tamper-proof time interval recording system Expired CA971932A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00192526A US3855851A (en) 1971-10-26 1971-10-26 Tamper-proof time interval recording system

Publications (1)

Publication Number Publication Date
CA971932A true CA971932A (en) 1975-07-29

Family

ID=22710042

Family Applications (1)

Application Number Title Priority Date Filing Date
CA154,066A Expired CA971932A (en) 1971-10-26 1972-10-17 Tamper-proof time interval recording system

Country Status (2)

Country Link
US (1) US3855851A (en)
CA (1) CA971932A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4133564A (en) * 1976-12-27 1979-01-09 Dana Corporation Quick connect tube coupling
US6421616B1 (en) 2000-01-31 2002-07-16 Gilbarco Inc. Fraud detection through inference
US6463389B1 (en) 2000-01-31 2002-10-08 Gilbarco Inc. Fraud detection through tank monitor analysis
US7076330B1 (en) 2000-01-31 2006-07-11 Gilbarco Inc. Fraud detection through flow rate analysis
US6745104B1 (en) 2000-01-31 2004-06-01 Gilbarco Inc. Fraud detection through general inference
US6438452B1 (en) 2000-01-31 2002-08-20 Gilbarco Inc. Fraud detection through time analysis
US6213172B1 (en) 2000-01-31 2001-04-10 Timothy E. Dickson Fraud detection through vapor recovery analysis
DE102012104538A1 (en) * 2012-05-25 2013-11-28 Gustav Klauke Gmbh Tool

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US861828A (en) * 1906-03-08 1907-07-30 John Grindrod Pipe-coupling.
US2633404A (en) * 1946-04-22 1953-03-31 Claude M Hathaway Engine data recorder
US2838074A (en) * 1954-12-06 1958-06-10 Borg Warner Fluid pressure hose
CH330960A (en) * 1957-04-27 1958-06-30 Hackethal Draht & Kabelwerk Ag Thermally insulated conduit pipe and method of making the same
US3365939A (en) * 1965-12-10 1968-01-30 Theodore C. Barber Engine wear indicator
US3434744A (en) * 1966-07-19 1969-03-25 Dresser Ind Tube fitting with locking means
US3429596A (en) * 1966-08-15 1969-02-25 D & G Plastic Co Quick-connect coupling assembly

Also Published As

Publication number Publication date
US3855851A (en) 1974-12-24

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