[go: up one dir, main page]

ES12894A1 - Improvements in the construction of telephone transmitters. - Google Patents

Improvements in the construction of telephone transmitters.

Info

Publication number
ES12894A1
ES12894A1 ES12894A ES12894A ES12894A1 ES 12894 A1 ES12894 A1 ES 12894A1 ES 12894 A ES12894 A ES 12894A ES 12894 A ES12894 A ES 12894A ES 12894 A1 ES12894 A1 ES 12894A1
Authority
ES
Spain
Prior art keywords
construction
telephone transmitters
transmitters
telephone
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
ES12894A
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 ES12894A priority Critical patent/ES12894A1/en
Publication of ES12894A1 publication Critical patent/ES12894A1/en
Expired legal-status Critical Current

Links

ES12894A 1892-01-26 1892-01-26 Improvements in the construction of telephone transmitters. Expired ES12894A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES12894A ES12894A1 (en) 1892-01-26 1892-01-26 Improvements in the construction of telephone transmitters.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES12894A ES12894A1 (en) 1892-01-26 1892-01-26 Improvements in the construction of telephone transmitters.

Publications (1)

Publication Number Publication Date
ES12894A1 true ES12894A1 (en) 1892-02-16

Family

ID=64157027

Family Applications (1)

Application Number Title Priority Date Filing Date
ES12894A Expired ES12894A1 (en) 1892-01-26 1892-01-26 Improvements in the construction of telephone transmitters.

Country Status (1)

Country Link
ES (1) ES12894A1 (en)

Similar Documents

Publication Publication Date Title
ES12894A1 (en) Improvements in the construction of telephone transmitters.
CH4521A (en) Telephone Transmitter
ES13574A1 (en) Improvements to acoustic telephones.
ES13467A1 (en) Compass improvements.
CH6156A (en) Innovation on the microphone
ES13360A1 (en) Improvements in the manufacture of perfumes.
ES14103A1 (en) Improvements made to fixed holes.
ES13920A1 (en) Improvements in the manufacture of explosives.
ES14303A1 (en) Improvements in filtration devices.
ES13338A1 (en) Improvements in the construction of pavements.
ES13211A1 (en) The improvements introduced in the inkwells.
ES13463A1 (en) Improvements in the velocipedes.
ES14136A1 (en) Improvements in the manufacture of gunpowder.
FI432A (en) Sätt att råsprit framställa finsprit
ES13427A1 (en) Regulators improvements.
ES16339A1 (en) Improvements in dredging devices.
ES14213A1 (en) Improvements introduced in telephone sets.
ES13627A1 (en) An inexpensive construction procedure.
ES13068A1 (en) An announcing procedure.
ES13547A1 (en) Improvements introduced in the filters.
ES13554A1 (en) Peak construction improvements.
ES13985A1 (en) Corkscrew improvements.
FI442A (en) For the purposes of framing, and styrofoam assembly for fartyg
ES13520A1 (en) Improvements to toilets.
ES13008A3 (en) Improvements in the construction of portable galvanic elements.