ES141811A3 - Improvements in the manufacture of sight glasses for gas masks. - Google Patents

Improvements in the manufacture of sight glasses for gas masks.

Info

Publication number
ES141811A3
ES141811A3 ES141811A ES141811A ES141811A3 ES 141811 A3 ES141811 A3 ES 141811A3 ES 141811 A ES141811 A ES 141811A ES 141811 A ES141811 A ES 141811A ES 141811 A3 ES141811 A3 ES 141811A3
Authority
ES
Spain
Prior art keywords
manufacture
sight glasses
gas masks
masks
glasses
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
ES141811A
Other languages
Spanish (es)
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 ES141811A priority Critical patent/ES141811A3/en
Publication of ES141811A3 publication Critical patent/ES141811A3/en
Expired legal-status Critical Current

Links

ES141811A 1936-03-28 1936-03-28 Improvements in the manufacture of sight glasses for gas masks. Expired ES141811A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES141811A ES141811A3 (en) 1936-03-28 1936-03-28 Improvements in the manufacture of sight glasses for gas masks.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES141811A ES141811A3 (en) 1936-03-28 1936-03-28 Improvements in the manufacture of sight glasses for gas masks.

Publications (1)

Publication Number Publication Date
ES141811A3 true ES141811A3 (en) 1936-06-16

Family

ID=69419247

Family Applications (1)

Application Number Title Priority Date Filing Date
ES141811A Expired ES141811A3 (en) 1936-03-28 1936-03-28 Improvements in the manufacture of sight glasses for gas masks.

Country Status (1)

Country Link
ES (1) ES141811A3 (en)

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