ZA724889B - Improvements in or relating to drainage - Google Patents

Improvements in or relating to drainage

Info

Publication number
ZA724889B
ZA724889B ZA724889A ZA724889A ZA724889B ZA 724889 B ZA724889 B ZA 724889B ZA 724889 A ZA724889 A ZA 724889A ZA 724889 A ZA724889 A ZA 724889A ZA 724889 B ZA724889 B ZA 724889B
Authority
ZA
South Africa
Prior art keywords
drainage
relating
Prior art date
Application number
ZA724889A
Inventor
M Woodworth
S Aves
Original Assignee
M Woodworth
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
Priority claimed from GB3375071A external-priority patent/GB1402262A/en
Application filed by M Woodworth filed Critical M Woodworth
Publication of ZA724889B publication Critical patent/ZA724889B/en

Links

ZA724889A 1971-07-19 1972-07-17 Improvements in or relating to drainage ZA724889B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3375071A GB1402262A (en) 1971-07-19 1971-07-19 Drainage devices

Publications (1)

Publication Number Publication Date
ZA724889B true ZA724889B (en) 1973-09-26

Family

ID=10356970

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA724889A ZA724889B (en) 1971-07-19 1972-07-17 Improvements in or relating to drainage

Country Status (2)

Country Link
BR (1) BR7204769D0 (en)
ZA (1) ZA724889B (en)

Also Published As

Publication number Publication date
BR7204769D0 (en) 1973-05-31

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