CA935961A - Automatic window washer - Google Patents

Automatic window washer

Info

Publication number: CA935961A
Authority: CA; Canada
Prior art keywords: automatic window; window washer; washer; automatic; window
Prior art date: 1971-01-20
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

CA130851A

Other languages

English (en)

Other versions

CA130851S (en

Inventor

Robert D. Fannon, Jr.

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.)

Enviri Corp

Original Assignee

Harsco Corp

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.)

1971-01-20

Filing date

1971-12-22

Publication date

1973-10-30

1971-12-22 Application filed by Harsco Corp filed Critical Harsco Corp

1973-06-14 Priority to CA174,032A priority Critical patent/CA948808A/en

1973-10-30 Application granted granted Critical

1973-10-30 Publication of CA935961A publication Critical patent/CA935961A/en

Status Expired legal-status Critical Current

Links

CA130851A 1971-01-20 1971-12-22 Automatic window washer Expired CA935961A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA174,032A CA948808A (en)	1971-01-20	1973-06-14	Automatic window washer

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US10795771A	1971-01-20	1971-01-20

Publications (1)

Publication Number	Publication Date
CA935961A true CA935961A (en)	1973-10-30

Family

ID=22319396

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA130851A Expired CA935961A (en)	1971-01-20	1971-12-22	Automatic window washer

Country Status (5)

Country	Link
JP (1)	JPS5136949B1 (pt)
BR (1)	BR7200328D0 (pt)
CA (1)	CA935961A (pt)
IT (1)	IT953377B (pt)
ZA (1)	ZA7216B (pt)

1971
- 1971-12-22 CA CA130851A patent/CA935961A/en not_active Expired
1972
- 1972-01-03 ZA ZA720016A patent/ZA7216B/xx unknown
- 1972-01-19 BR BR32872A patent/BR7200328D0/pt unknown
- 1972-01-20 IT IT1242172A patent/IT953377B/it active
- 1972-01-20 JP JP47007993A patent/JPS5136949B1/ja active Pending

Also Published As

Publication number	Publication date
JPS5136949B1 (pt)	1976-10-13
BR7200328D0 (pt)	1973-07-19
IT953377B (it)	1973-08-10
ZA7216B (en)	1972-09-27

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