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Arminjon attributes this mark to Edme Dupont, flatware maker working at 2, rue de Jérusalem in Paris. Dupont first registered his mark on 17 brumaire an V of the French republican calendar (7 November 1796). His symbol was a lilac flower.

I think your cup is by Demare. A binocle in French is translated as spectacles or eyeglasses, and the symbol in the mark you show looks to me like spectacles.

Your asparagus tongs were made by Pierre-Désiré Raynaud, who first registered his mark on 13 June 1864. His business was located in Paris at 31, rue Michel-le-Comte. He worked until 1887 when C.V. Gibert bought the business.

My pleasure to be of assistance. Please note that the maker is Callot with a C, not Gallot with a G. Enjoy your spoons for Easter!

This is the mark of Parisian maker Eusèbe Callot, working 1847-1865. His symbol was a chalice surmounted by the 9-point crown of a count. Callot patented some of his designs as seen by the mention Breveté (patented). The four tiny characters are the date of the patent — 18XX. Callot was succeeded ...

Hmmm... I share your skepticism. The maker's mark in a lozenge shaped reserve and crab mark say post-1838 to me. The even, parallel striations on the piece indicate a machine-made rather than an 18thC hand-raised object. A fleur-de-lys discharge mark for Paris 1717-1722 would be in an irregular-shap...