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ES138364A1 - A colorless and harmless ink manufacturing process, which acquires color when writing with it on a paper prepared for this purpose. - Google Patents

A colorless and harmless ink manufacturing process, which acquires color when writing with it on a paper prepared for this purpose.

Info

Publication number
ES138364A1
ES138364A1 ES138364A ES138364A ES138364A1 ES 138364 A1 ES138364 A1 ES 138364A1 ES 138364 A ES138364 A ES 138364A ES 138364 A ES138364 A ES 138364A ES 138364 A1 ES138364 A1 ES 138364A1
Authority
ES
Spain
Prior art keywords
colorless
writing
manufacturing process
paper prepared
ink manufacturing
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
ES138364A
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.)
Crochi Nicolas
Original Assignee
Crochi Nicolas
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 Crochi Nicolas filed Critical Crochi Nicolas
Priority to ES138364A priority Critical patent/ES138364A1/en
Publication of ES138364A1 publication Critical patent/ES138364A1/en
Expired legal-status Critical Current

Links

ES138364A 1935-05-23 1935-05-23 A colorless and harmless ink manufacturing process, which acquires color when writing with it on a paper prepared for this purpose. Expired ES138364A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES138364A ES138364A1 (en) 1935-05-23 1935-05-23 A colorless and harmless ink manufacturing process, which acquires color when writing with it on a paper prepared for this purpose.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES138364A ES138364A1 (en) 1935-05-23 1935-05-23 A colorless and harmless ink manufacturing process, which acquires color when writing with it on a paper prepared for this purpose.

Publications (1)

Publication Number Publication Date
ES138364A1 true ES138364A1 (en) 1935-09-01

Family

ID=65591254

Family Applications (1)

Application Number Title Priority Date Filing Date
ES138364A Expired ES138364A1 (en) 1935-05-23 1935-05-23 A colorless and harmless ink manufacturing process, which acquires color when writing with it on a paper prepared for this purpose.

Country Status (1)

Country Link
ES (1) ES138364A1 (en)

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