GB2079904B - Signalling device - Google Patents

Signalling device

Info

Publication number
GB2079904B
GB2079904B GB8021283A GB8021283A GB2079904B GB 2079904 B GB2079904 B GB 2079904B GB 8021283 A GB8021283 A GB 8021283A GB 8021283 A GB8021283 A GB 8021283A GB 2079904 B GB2079904 B GB 2079904B
Authority
GB
United Kingdom
Prior art keywords
signalling device
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
GB8021283A
Other versions
GB2079904A (en
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.)
MP COMPACT ENERGY Ltd
Original Assignee
MP COMPACT ENERGY Ltd
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 MP COMPACT ENERGY Ltd filed Critical MP COMPACT ENERGY Ltd
Priority to GB8021283A priority Critical patent/GB2079904B/en
Priority to AU71847/81A priority patent/AU523256B2/en
Publication of GB2079904A publication Critical patent/GB2079904A/en
Application granted granted Critical
Publication of GB2079904B publication Critical patent/GB2079904B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B21/00—Depth charges

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Bags (AREA)
GB8021283A 1980-06-28 1980-06-28 Signalling device Expired GB2079904B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8021283A GB2079904B (en) 1980-06-28 1980-06-28 Signalling device
AU71847/81A AU523256B2 (en) 1980-06-28 1981-06-15 Explosive signalling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8021283A GB2079904B (en) 1980-06-28 1980-06-28 Signalling device

Publications (2)

Publication Number Publication Date
GB2079904A GB2079904A (en) 1982-01-27
GB2079904B true GB2079904B (en) 1983-08-03

Family

ID=10514403

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8021283A Expired GB2079904B (en) 1980-06-28 1980-06-28 Signalling device

Country Status (2)

Country Link
AU (1) AU523256B2 (en)
GB (1) GB2079904B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0131012B1 (en) * 1983-01-12 1987-11-11 M.P. Compact Energy Limited Signalling device

Also Published As

Publication number Publication date
AU523256B2 (en) 1982-07-22
AU7184781A (en) 1982-03-04
GB2079904A (en) 1982-01-27

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20000627