AU6894294A - Light-filter - Google Patents

Light-filter

Info

Publication number
AU6894294A
AU6894294A AU68942/94A AU6894294A AU6894294A AU 6894294 A AU6894294 A AU 6894294A AU 68942/94 A AU68942/94 A AU 68942/94A AU 6894294 A AU6894294 A AU 6894294A AU 6894294 A AU6894294 A AU 6894294A
Authority
AU
Australia
Prior art keywords
filter
light
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.)
Granted
Application number
AU68942/94A
Other versions
AU681671B2 (en
Inventor
Peter John Cunningham
Raymond Abraham Leggo
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
Priority to AU68942/94A priority Critical patent/AU681671B2/en
Publication of AU6894294A publication Critical patent/AU6894294A/en
Application granted granted Critical
Publication of AU681671B2 publication Critical patent/AU681671B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

AU68942/94A 1993-08-20 1994-08-08 Light-filter Ceased AU681671B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU68942/94A AU681671B2 (en) 1993-08-20 1994-08-08 Light-filter

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPM0707 1993-08-20
AUPM070793 1993-08-20
AU68942/94A AU681671B2 (en) 1993-08-20 1994-08-08 Light-filter

Publications (2)

Publication Number Publication Date
AU6894294A true AU6894294A (en) 1995-03-02
AU681671B2 AU681671B2 (en) 1997-09-04

Family

ID=25635866

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68942/94A Ceased AU681671B2 (en) 1993-08-20 1994-08-08 Light-filter

Country Status (1)

Country Link
AU (1) AU681671B2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4737104A (en) * 1985-04-15 1988-04-12 Croll Theodore P Method of eye protection using hand-held light filter
US4640685A (en) * 1985-04-15 1987-02-03 Croll Theodore P Hand-held light filter
US4655712A (en) * 1985-08-01 1987-04-07 Croll Theodore P Dental tray light shield

Also Published As

Publication number Publication date
AU681671B2 (en) 1997-09-04

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired