GB189921296A - Improvements in Ventilating Bricks or Blocks. - Google Patents

Improvements in Ventilating Bricks or Blocks.

Info

Publication number
GB189921296A
GB189921296A GB189921296DA GB189921296A GB 189921296 A GB189921296 A GB 189921296A GB 189921296D A GB189921296D A GB 189921296DA GB 189921296 A GB189921296 A GB 189921296A
Authority
GB
United Kingdom
Prior art keywords
blocks
bricks
ventilating
ventilating bricks
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
Inventor
Harry William Roberts
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
Application granted granted Critical
Publication of GB189921296A publication Critical patent/GB189921296A/en
Expired legal-status Critical Current

Links

GB189921296D 1899-10-25 1899-10-25 Improvements in Ventilating Bricks or Blocks. Expired GB189921296A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB189921296T 1899-10-25

Publications (1)

Publication Number Publication Date
GB189921296A true GB189921296A (en) 1900-09-01

Family

ID=35247780

Family Applications (1)

Application Number Title Priority Date Filing Date
GB189921296D Expired GB189921296A (en) 1899-10-25 1899-10-25 Improvements in Ventilating Bricks or Blocks.

Country Status (1)

Country Link
GB (1) GB189921296A (en)

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