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NZ213108A - Rotary trenching head - Google Patents

Rotary trenching head

Info

Publication number
NZ213108A
NZ213108A NZ21310885A NZ21310885A NZ213108A NZ 213108 A NZ213108 A NZ 213108A NZ 21310885 A NZ21310885 A NZ 21310885A NZ 21310885 A NZ21310885 A NZ 21310885A NZ 213108 A NZ213108 A NZ 213108A
Authority
NZ
New Zealand
Prior art keywords
trenching head
rotary
rotary trenching
head
trenching
Prior art date
Application number
NZ21310885A
Inventor
John Curtis Bayliss
Original Assignee
John Curtis Bayliss
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 John Curtis Bayliss filed Critical John Curtis Bayliss
Priority to NZ21310885A priority Critical patent/NZ213108A/en
Priority to AU61516/86A priority patent/AU594078B2/en
Publication of NZ213108A publication Critical patent/NZ213108A/en

Links

NZ21310885A 1985-08-14 1985-08-14 Rotary trenching head NZ213108A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NZ21310885A NZ213108A (en) 1985-08-14 1985-08-14 Rotary trenching head
AU61516/86A AU594078B2 (en) 1985-08-14 1986-08-14 Improvements to trench digging apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NZ21310885A NZ213108A (en) 1985-08-14 1985-08-14 Rotary trenching head

Publications (1)

Publication Number Publication Date
NZ213108A true NZ213108A (en) 1988-11-29

Family

ID=19921324

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ21310885A NZ213108A (en) 1985-08-14 1985-08-14 Rotary trenching head

Country Status (2)

Country Link
AU (1) AU594078B2 (en)
NZ (1) NZ213108A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7120081A (en) * 1980-06-06 1981-12-10 Torr, T.M. Trench cutter

Also Published As

Publication number Publication date
AU594078B2 (en) 1990-03-01
AU6151686A (en) 1987-02-19

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